PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BA3975Gasket

Stillman Seal Corporation Div Stillman Seal Corperation · NSN 5330-00-842-8251 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-842-8251 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-842-8251. Primary manufacturer part number: BA3975.
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 5330-00-842-8251, 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-842-8251
Primary Part NumberBA3975
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 10
5120-00-221-1066 INTERCHANGEABLE
Vise,pipe
4710-00-520-2680648699 INTERCHANGEABLE
Tube Assembly,metal
Kreisler Industrial Corporation
4820-01-047-539550154-04 INTERCHANGEABLE
Regulator,thermostatic Temperatu
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5975-01-097-4698 INTERCHANGEABLE
Panel,blank
5310-01-105-5720158-00 INTERCHANGEABLE
Nut,bracket,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-120-4528160-00 INTERCHANGEABLE
Piston,valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
5360-01-227-559340175 INTERCHANGEABLE
Spring,helical,compression
Eaton Aerospace, Llc Dba Jackson South
5120-01-367-9744 INTERCHANGEABLE
Handle,socket Wrench
6240-01-492-207440175 INTERCHANGEABLE
Collar
The Boeing Company
5310-01-556-321040175 INTERCHANGEABLE
Nut,self-Locking,hexagon
Fastenal Company Dba Fastenal Co
Cross-Reference Index
Part NumberManufacturer
BA3975 PRIMARY Stillman Seal Corporation Div Stillman Seal Corperation (USA)
C459-1 Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
648699 Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division (USA)
40175 Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA)
Related Parts
5120-00-221-1066INTERCHANGEABLE
VISE,PIPE
4710-00-520-2680INTERCHANGEABLE
TUBE ASSEMBLY,METAL
648699
4820-01-047-5395INTERCHANGEABLE
REGULATOR,THERMOSTATIC TEMPERATU
50154-04
5975-01-097-4698INTERCHANGEABLE
PANEL,BLANK
5310-01-105-5720INTERCHANGEABLE
NUT,BRACKET,VALVE
158-00
4820-01-120-4528INTERCHANGEABLE
PISTON,VALVE
160-00
5360-01-227-5593INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
40175
5120-01-367-9744INTERCHANGEABLE
HANDLE,SOCKET WRENCH
6240-01-492-2074INTERCHANGEABLE
COLLAR
40175
5310-01-556-3210INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
40175

Frequently Asked Questions

What is NSN 5330-00-842-8251?

NSN 5330-00-842-8251 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 5330-00-842-8251?

NSN 5330-00-842-8251 has 4 cross-referenced part numbers: BA3975 (Stillman Seal Corporation Div Stillman Seal Corperation), C459-1 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company), 648699 (Parker-Hannifin Corporation Dba Pneutronics Div Composite Sealing Systems Division), 40175 (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp).

What NSN replaces 5330-00-842-8251?

There are 10 known substitutes for 5330-00-842-8251: 5120-00-221-1066, 4710-00-520-2680, 4820-01-047-5395 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BA3975?

Key specifications for BA3975: 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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