PartsTable
Technical Data Sheet
Download PDF

2178982 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

2178982: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL COMP 410, design_type: SOLID, special_features: NOT CASEHARDENED, surface_treatment: CHROMIUM, material_hardness_rating: 35.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE MINIMUM AND 40.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE MAXIMUM, material_document_and_classification: AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-142-9072, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
2178982
NSN: 5340-01-142-9072
FSC: 5340 — Hardware, Commercial
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
materialSTEEL COMP 410
design_typeSOLID
special_featuresNOT CASEHARDENED
surface_treatmentCHROMIUM
material_hardness_rating35.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE MINIMUM AND 40.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE MAXIMUM
material_document_and_classificationAMS 5613 ASSN STD SINGLE MATERIAL RESPONSE
NSN5340-01-142-9072
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2178982 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MATERIAL HARDNESS RATING: 35.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE MINIMUM AND 40.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE MAXIMUM
•
DESIGN TYPE: SOLID
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE
•
SURFACE TREATMENT: CHROMIUM
•
MATERIAL: STEEL COMP 410
TECHNICAL CHARACTERISTICS
MATERIAL HARDNESS RATING35.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE MINIMUM AND 40.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE MAXIMUM
DESIGN TYPESOLID
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5613 ASSN STD SINGLE MATERIAL RESPONSE
SPECIAL FEATURESNOT CASEHARDENED
SURFACE TREATMENTCHROMIUM
MATERIALSTEEL COMP 410
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 2178982?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 2178982?
2178982 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for 2178982?
2178982 is cataloged in the U.S. Government catalog under NSN 5340-01-142-9072. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 2178982