PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CA3956Gasket

Stillman Seal Corporation Div Stillman Seal Corperation · NSN 5330-00-850-7977 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-850-7977 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-850-7977. Primary manufacturer part number: CA3956.
Features
  • Gasket — FSC 5330
  • Supplementary Features: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
  • 4 verified cross-references
  • Primary manufacturer: Stillman Seal Corporation Div Stillman Seal Corperation
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-00-850-7977, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Stillman Seal Corporation Div Stillman Seal Corperation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-850-7977
Primary Part NumberCA3956
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerStillman Seal Corporation Div Stillman Seal Corperation
StatusACTIVE
Supplementary FeaturesCROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5360-00-104-5226 INTERCHANGEABLE
Spring,helical,torsion
5330-00-135-9331 INTERCHANGEABLE
Seal,plain Encased
3120-00-434-6739648775 INTERCHANGEABLE
Bushing,sleeve
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
6220-00-869-371240009R-24 INTERCHANGEABLE
Stop Light-Taillight,vehicular
Truck-Lite Co., Llc
5995-01-089-6306B1Q-MD365-20007 INTERCHANGEABLE
Wiring Harness,branched
Echelon Supply and Service, Inc.
6680-01-113-802640185 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
5895-01-265-2898C4211 INTERCHANGEABLE
Modem,communications
Nsgdatacom Inc
5330-01-468-7281 INTERCHANGEABLE
Gasket
2640-01-566-00670564-WW1-002 INTERCHANGEABLE
Valve,pneumatic Tire
The Shyft Group Usa, Inc Dba the Shyft Group Usa, Inc
4440-01-606-159140185 INTERCHANGEABLE
Drier,air-Gas,desiccant
Lloyd Industries, Incorporated Dba Bc Group International Inc
Cross-Reference Index
Part NumberManufacturer
40185 Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA)
C421-1 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
CA3956 PRIMARY Stillman Seal Corporation Div Stillman Seal Corperation (USA)
648775 PRIMARY Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (USA)
Related Parts
5360-00-104-5226INTERCHANGEABLE
SPRING,HELICAL,TORSION
5330-00-135-9331INTERCHANGEABLE
SEAL,PLAIN ENCASED
3120-00-434-6739INTERCHANGEABLE
BUSHING,SLEEVE
648775
6220-00-869-3712INTERCHANGEABLE
STOP LIGHT-TAILLIGHT,VEHICULAR
40009R-24
5995-01-089-6306INTERCHANGEABLE
WIRING HARNESS,BRANCHED
B1Q-MD365-20007
6680-01-113-8026INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
40185
5895-01-265-2898INTERCHANGEABLE
MODEM,COMMUNICATIONS
C4211
5330-01-468-7281INTERCHANGEABLE
GASKET
2640-01-566-0067INTERCHANGEABLE
VALVE,PNEUMATIC TIRE
0564-WW1-002
4440-01-606-1591INTERCHANGEABLE
DRIER,AIR-GAS,DESICCANT
40185
5120-01-651-0755INTERCHANGEABLE
EXTENSION,SOCKET WRENCH
JHWS-110P

Frequently Asked Questions

What is NSN 5330-00-850-7977?

NSN 5330-00-850-7977 is a Gasket, manufactured by Stillman Seal Corporation Div Stillman Seal Corperation, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-850-7977?

NSN 5330-00-850-7977 has 4 cross-referenced part numbers: 40185 (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp), C421-1 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), CA3956 (Stillman Seal Corporation Div Stillman Seal Corperation), 648775 (Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division).

What NSN replaces 5330-00-850-7977?

There are 11 known substitutes for 5330-00-850-7977: 5360-00-104-5226, 5330-00-135-9331, 3120-00-434-6739 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CA3956?

Key specifications for CA3956: Supplementary Features: CROSS-SECTIONAL SHAPE STYLE:NO.195 IRREGULAR SHAPE FROM FIIG A03200; Special Features: STYLE DESIGNATOR:NO.60 IRREGULAR SHAPE FROM FIIG A03200. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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