Pen Sac Charts

Conklin Esterbrook Parker
Sheaffer Wahl Eversharp Waterman


Quick Sac Reference for Common Vintage Pens
Scroll down for more info on pens and sac sizes

    Esterbrook J Series - #SAC-16
    Sheaffer Touchdown - #SAC-15
    Sheaffer Snorkel - #SAC-14
    Sheaffer PFM - #SAC-17
    Parker 51 vacumatic fill - #DEB-DIA
    Parker 51 aerometric fill - #SAC-16T
    Parker Vacumatic major or standard sizes - #STD-DIA
    Parker Vacumatic debutante sizes - #DEB-DIA
    Parker Sr. Duofold - #SAC-23-2 1/2N
    Parker Jr. Duofold - #SAC-21-2N
    Waterman 52 series - #SAC-17
    Eversharp Skyline - #SAC-16T


NOTES: N in a number designation means the sac is necked (narrower at open end). T in a number designation means the sac is tapered at the closed end. Click here for our pen sac offerings. We do not carry all pen sacs shown below, we carry the most popular sizes, which will fit almost all vintage pens!


If you don't see your pen listed in any of the charts below and need assistance in determining the correct sac size, we are pleased to assist. Email us with this info:

    Length of pen with cap on over the nib
    Diameter of the cap opening
    Brand of pen, model name, type of filling system if known.
    Any other info you can provide on the pen could be helpful.




All pen sacs sold by Pendemonium are made exclusively by The Pen Sac Company


Conklin Pens

Conklin's Self-Filling Fountain Pens

Filler Type
Model or Nib Size
PSC No.
Crescent 2,3,4 Full Size

2,3,4 Slender Size

5

6

7,8

18 Straight

15 Straight

18 Straight

20 Straight

22 Straight

Lever Duragraph

Endura Full Size

Endura Slender

22 Straight

22 Straight

18 Straight





Esterbrook Pens

Hard Rubber Models
All Sizes
20 Straight
Plastic Models
Most Sizes 16 Straight




Parker Pens

Parker Lucky Curve Fountain Pens

Pre-Duofold Button Fillers

NIB SIZE LENGTH OF PEN (closed) STYLE PSC SAC No.
2 3 5/8"

4 3/8"

Ring

Ring

17 1/2 - 1 11/16 Necked

17 1/2 - 2 1/8

3 4 3/8" Clip 19 - 2 1/8 Necked
4 4 5/8" Clip 20 Straight
5 5 1/8" Clip 21 - 3 1/4 Necked

Duofolds and Streamlined Duofolds

MODEL
SIZE
PSC SAC No.
Duofold Senior

Special

Junior

Lady Duofold

23 -2 1/2 Necked

21 - 2 13/16 Necked

21 -2 Necked

17 1/2 - 2 1/8 Necked

Duofold Streamline Senior

Intermediate

Junior

Ladies

Vest Pocket

22 1/2 - 2 7/16 Necked

21 - 2 Necked

21 - 2 Necked

17 1/2 - 2 1/8 Necked

17 1/2 - 1 11/16

Late Model Duofold (1940’s) Senior

Ingenue

Vacumatic Fillers

20 Straight

17 1/2 - 2 1/8 Necked

Standard Vacumatic Diaphragm

Pastels All Models 15 - 1 7/8 Necked

Other Parker Button Fillers

MODEL
SIZE
PSC SAC No.
Challenger and Deluxe Challenger Large

Small

20 Straight

17 1/2 - 2 1/8 Necked

Parkette Deluxe Large 21 - 2 13/16 Necked
Parkette Large 20 Straight


Parker Vacumatic Pens

Vacumatic Fillers

MODEL
SIZE
PSC SAC No.
Vacumatic Oversize or Maxima

Major or Standard

Debutante or Sub-Deb

Oversize Vacumatic Diaphragm

Standard Vacumatic Diaphragm

Debutante Vacumatic Diaphragm

Late Duofold ( 1940’s) Senior

Ingenue

Standard Vacumatic Diaphragm

Debutante Vacumatic Diaphragm

51 Vacumatic Fillers

Debutante Vacumatic Diaphragm

Speedline Filler All Pens Debutante Vacumatic Diaphragm

Please Note: Trim ALL Vacumatic Diaphragms to 1 1/16"


Aerometric Fillers

MODEL
SIZE
PSC SAC No.
51

Metal Covered Filling Unit

Open End Filling Unit (Later Models)

16 1/2 - 2 1/4 Necked Taper

17 - 1 3/4 Necked Taper

41 All Models 17 - 1 3/4 Necked Taper
21 All Models 17 1/2 - 2 1/8 Necked




Sheaffer Pens

Sheaffer's Flat-Ended Design, Hard Rubber Models (1913-1929)

NIB SIZE
PEN STYLE
Length
Dia.
MODEL NUMBERS
PSC SAC No.
#2 Self -Filling Full Length

Short Length

Extra Short

5.4"

4.4"

4.0"

.420

.420

.420

2, 2A, 2C,20

2S, 2SC,20SC

2M, 2MC

16 Straight

16 Straight

16 Straight

#3 Self- Filling Full Length

Short Length

Extra Large

5.4"

4.4"

5.4"

.420

.420

.480

3, 3A,3C

3S, 3,SC

34, 34C

16 Straight

16 Straight

19 Straight

#4 Self-Filling Full Length

Short Length

5.4"

4.4"

.450

.450

4, 4A, 4C

4S, 4SC

16 Straight

16 Straight

#5 S-F Full Length 5.4" .480 5, 5A, 5C 19 Straight
#6 S-F Full Length 5.4" .480 6, 6A, 6C 19 Straight
#8 S-F Full Length 5.4" .530 8, 8C 20 Straight
74 Lifetime Short Length, Slender

4.6" .480 B74SC 18 Straight
84 Lifetime Full Length, Slender 5.4" .480 B84C 18 Straight
8 Lifetime

 

Full Length, Large

Full Length, Slender

Short Length, Slender

5.5"

5.4"

4.6"

.550

.480

.480

B8C, B85C,B88C,B89C

BT8C, BT85C, BT89C

BT8SC,BT8RS,BT85SC

20 Straight

20 Straight

18 Straight


Sheaffer's Flat-Ended Design, Metal Models (1913 - 1929)

NIB SIZE
PEN STYLE
LENGTH
DIA.
MODEL NUMBERS
PSC SAC No.
#1 S-F

Ribbon Ring

Clip

3.5"

4.5 "

.330

.330

18 BM,18 WM, 18NM, 18LM

18 BC, 18 WC, 18 NC

12 Straight

12 Straight

#2 S-F Ribbon Ring

 

Early Clip Style

 

 

1920’s Clip Style

3.9"

 

5.3"

 

 

5.0"

.440

 

.440

 

 

.440

27BM,23BM,28BM,28UM 28OM,28WM,28TM,
28NM23EM,23HM,
28LM N.A.

27BC,23BC,28BC,288BC

 

 

28UC,28OC,28WC,28TC
28NC,288NC,23EC,23HC
28LC,288LC

 

16 Straight

 

16 Straight

 

 

16 Straight

 

#3 S-F

 

Early Short Model

Early Full Length

1920’s Full Length

4.2"

5.3"

5.0"

.440

.440

.440

35S, 36S,37S

35,356,36,366,37

N.A.

16 Straight

16 Straight

16 Straight

74 Lifetime 1920’s Full Length 5.0" .440 78BC,788BC 16 Straight
8 Lifetime Full Length 5.4" .520 N.A. 20 Straight

Sheaffer's Flat-Ended Design, Plastic Models (1924-1929)

NIB SIZE
STYLE OF PEN
LENGTH
DIA.
MODEL NUMBERS
PSC SAC No.
3-25

Full Length

Short Length

5.3"

4.6"

.480

.480

325 C

325 SC

15 Straight

15 Straight

5-30

Long, Slender

Short, length

5.3"

4.6"

.420

.480

T530 C

530 SC

15 Straight

18 Straight

46 Special

 

Full Length

Long, Slender

Short Length

5.3"

NA

4.6"

.480

NA

.480

46 C

T46 C

46 SC

18 Straight

15 Straight

18 Straight

7-30 Full Length 5.3" .550 730C (Secretary) 20 Straight
74 Lifetime Short Length 4.6" .480 74SC, 74 SR 18 Straight
84 Lifetime Full Length, Slender 5.3" .480 84 C 18 Straight
8 Lifetime

 

Full Length

Full Length, Slender

Short Length

5.3"

5.3"

4.6"

.550

.480

.480

8C,85C,88C,89C

T8C,T85C,T89C

T8SC,T8SR

20 Straight

20 Straight

18 Straight


Streamlined Design With Round Ball on Clip (1929 - 1933)

NIB SIZE
STYLE OF PEN
LENGTH
DIA.
MODELS
PSC SAC No.
3-25   5.5" .430 325C 15 Straight
5-30   5.4" .480 530C 18 Straight
74 Lifetime

 

 

 

Vest Pocket

Ring Top Pen

Short Model

Slender, Full Length

Balance Pen

4.1"

4.7"

4.8"

5.8"

.450

.480

.480

.480

Lifetime

Lifetime

Lifetime

Lifetime

16 Straight

18 Straight

18 Straight

18 Straight

8 Lifetime

Full Size

Full Size, Balance

5.5"

5.9"

.540

.540

Lifetime

Lifetime

20 Straight

20 Straight


Streamlined Design With No Ball on Clip

NIB SIZE
LENGTH
DIA.
MODEL NUMBER
MODEL NAME
PSC SAC No.
2 Jr. (23)

4.8"

4.8"

.440

.440

2T, 2V

NA

Sheaffer Junior

Sheaffer Jr. (Flattened Ends)

15 - 2 1/8 Necked

15 - 2 1/8 Necked

3

4.9"

NA

.440

NA

3V

3T

Miss Universe

Craftsman

16 Straight

15 - 2 1/8 Necked

53Feather-

touch

4.7"

5.5"

.480

.480

53V

5T

Milady Feathertouch

Admiral

16 Straight

18 Straight

73 Lifetime

Feathertouch

4.8"

5.2"

.440

.440

73V

73T

Lady Sheaffer

Sovereign

16 Straight

15 - 2 1/8 Necked

74 Lifetime

Feathertouch

4.8"

5.3"

5.3"

.480

.480

.480

74V

74T

75T

 

Statesman

Excellence

18 Straight

18 Straight

18 Straight

8T Lifetime

5.4"

5.4"

.540

.540

8T

88T

Premier

Heritage Autograph

20 Straight

20 Straight

9 Triumph

5.2"

5.3"

.470

.470

93T

94T

Triumph

Crest Triumph

16 Straight

16 Straight

23 5.1" .450 23T Cadet 16 Straight
33

5.1"

NA

.450

NA

33T

33TAA

Craftsman

Craftsman

16 Straight

16 Straight

5 Feathertouch 5.0" .450 55T Admiral 16 Straight
8 Feathertouch NA NA 82T Statesman 16 Straight
74 Lifetime 5.0" .450 77T Sovereign 16 Straight
59 Triumph NA NA 59T Admiral 16 Straight
79 Triumph

 

 

 

 

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

NA

29T-X

37TX

37T

72T

79T

79TAA

Sentinel II

Sentinel II

Crest II

Statesman

Sovereign

Admiral

16 Straight

16 Straight

16 Straight

16 Straight

16 Straight

16 Straight

92 Triumph

 

 

 

 

 

 

5.2"

5.2"

5.2"

NA

NA

NA

NA

NA

.500

.500

.500

NA

NA

NA

NA

NA

39T

39TX

39T-XC

92T

92OT

94T

94 T AUTO

94OT

Crest Deluxe

Sentinel Deluxe II

Sentinel Deluxe II

Statesman

Valiant

Valiant

Autograph II

Valiant

18 Straight

18 Straight

18 Straight

16 Straight

16 Straight

18 Straight

18 Straight

18 Straight


Sheaffer's Streamlined Design With Military Clips (1941 - 1945)

NIB SIZE
LENGTH
DIA.
MODEL NUMBER
MODEL NAME
PSC SAC No.
33 or 3 5.1" .440 3H Commandant 15 Straight
5 Feathertouch 5.1" .480 5H Defender 18 Straight
73 Lifetime 5.1" .440 73H Vigilant 15 Straight
74 Lifetime 5.1" .480 74H Valiant 18 Straight

Sheaffer's Streamlined Design, Touchdown Fillers

TYPE OF PEN
MODEL NUMBERS AND NAMES
PSC SAC No.
Touchdown-filler Tuckaways 74 Sm Tuckaway, 290SM Triumph Crest Deluxe Tuckaway, 290SMXC Triumph Sentinel Deluxe Tuckaway, 920SM Auto Triumph Tuckaway Autograph, 82 SM Tuckaway 17 1/2 - 2 1/8 Necked
 

Full length Touchdown- Fillers (Dia.=.470")

920S Valiant, 920S Auto Autograph, 920S Crest Deluxe, 290SXC Sentinel, 399S Crest Masterpiece, 82S Statesman 17 1/2 - 2 1/8 Necked
 

Full length Slender Touchdown Filler ( .430")

73S Sovereign, 74S Statesman, 33S Craftsman, 52S Admiral, 121 S Valiant, 112S Crest Deluxe, 121S Autograph, 112SX Deluxe 15 - 2 1/8 Necked or
15 Straight

Snorkels  

113SK-X, 121SK, 112SK-X, 121SK AUTO, 131SK, 112SKZ,121SK-6, 112SKDZ, 5SK, 5SKD, 74SK, 74SKX

14 - 2 1/4 Necked or
14 Straight

Sheaffer Desk Pens

NIB SIZE
FILLING MECHANISM
MODEL NUMBER
PSC SAC No.
33 OR 3 Lever 3D 15 - 2 1/8 Necked
3-25 Lever 325D 17 - 2 1/8 Necked
5-30 Lever 530D 18 Straight
46 Special Lever 46 D 16 Straight
74 Lifetime Lever 74 D 18 Straight
5 Feathertouch Lever 5 D 18 Straight
74 Feathertouch Lever

Lever

74 D

T74D

18 Straight

18 Straight

5 Feathertouch Touchdown 55 SD 17 1/2 - 2 1/8 Necked
92 Triumph Touchdown 92 SD 17 1/2 - 2 1/8 Necked




Wahl-Eversharp Pens

Wahl Metal Pens

NIB SIZE
LENGTH OF PEN

(closed)

STYLE
PSC SAC No.
2 3 5/8"

4 3/8"

Ring

Ring

17 1/2 - 1 11/16 Necked

17 1/2 - 2 1/8

3 4 3/8" Clip 19 - 2 1/8 Necked
4 4 5/8" Clip 20 Straight
5 5 1/8" Clip 21 - 3 1/4 Necked

Wahl-Eversharp Hard Rubber and Plastic Models

MODEL
SIZE
PSC SAC No.
Signature

 

Oversize

Regular

Ladies

23 - 3 1/8 Necked

17 Straight

17 Straight

Gold Seal

 

 

Oversize (Greek Key Band)

Regular Size (2 Bands)

Regular Size (Soldier Clip)

Ladies

24 - 2 3/4 Necked

21 - 2 13/16 Necked

20 Straight

20 Straight

Equipoise Oversize

Regular

Ladies

 

21 - 2 Necked

Doric Oversize

Mid-Size

Small Size

Ladies

 

22 Straight

22 Straight

Coronet   18 Straight
Pacemaker   21 - 2 13/16 Necked
Skyline Executive

Full Size

Smaller Size

20 Straight

16 1/2 - 2 1/4 Taper

16 - 2 5/8 Taper

Fifth Avenue   17 Straight



Waterman Pens

Hard Rubber Models
MODEL NUMBERS
PSC SAC No.
12 1/2 V PSF
15 Straight
52 1/2 V
15 - 2 1/8 Necked
12 1/2 PSF
15 Straight
12 V PSF
17 Straight
52 V
17 Straight
12 PSF, 52
17 Straight
14 PSF, 54
17 Straight
15 PSF, 55
18 Straight
16 PSF, 56
22 Straight
18 PSF, 58
24 - 2 3/4 Necked
5 Ripple
17 Straight
7 Ripple
18 Straight
94 Ripple
17 Straight
994
17 Straight
Plastic Models
MODEL NUMBERS
PSC SAC No.
Patrician 21 - 2 13/16 Necked
Lady Patricia Lever Filler 16 Straight
94 (Plastic) 19 Straight
92 18 Straight
92V 18 Straight
32, 32V, 3, 3V 18 Straight
7 Plastic 19 Straight
5 Plastic 17 Straight
Hundred Year Oversize

Emblem Oversize

20 Straight
Hundred Year Standard Size

Emblem Standard Size

17 Straight
Taperites 18 Straight
Ink-Vue Full Size

Ink-Vue Lady Patricia

Full Size Ink Vue Diaphragm

Lady Patricia Ink Vue Diaphragm


Pen Sac Charts used with permission of Peter Amis, Pen Sac Company







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