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A10772-1 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

A10772-1: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: STEEL, end_diameter: 0.2400 INCHES MINIMUM AND 0.2450 INCHES MAXIMUM IN, overall_height: 0.1500 INCHES NOMINAL IN, special_features: MATL-STEEL QQ-S-763,CL 316,COND A;NOT CASEHARDENED, style_designator: SEAT, surface_treatment: PASSIVATE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-142-2844, 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
A10772-1
NSN: 5340-01-142-2844
FSC: 5340 — Hardware, Commercial
CAGE: 9P5N5 — MOOG MILITARY AIRCRAFT LLC (USA)
SPECIFICATIONS
materialSTEEL
end_diameter0.2400 INCHES MINIMUM AND 0.2450 INCHES MAXIMUM IN
overall_height0.1500 INCHES NOMINAL IN
special_featuresMATL-STEEL QQ-S-763,CL 316,COND A;NOT CASEHARDENED
style_designatorSEAT
surface_treatmentPASSIVATE
counterbore_length0.0150 INCHES MINIMUM AND 0.0200 INCHES MAXIMUM IN
first_step_diameter0.3750 INCHES NOMINAL IN
distance_from_end_to_first_step0.1070 INCHES MINIMUM AND 0.1130 INCHES MAXIMUM IN
NSN5340-01-142-2844
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A10772-1 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
•
FIRST STEP DIAMETER: 0.3750 INCHES NOMINAL IN
•
END DIAMETER: 0.2400 INCHES MINIMUM AND 0.2450 INCHES MAXIMUM IN
•
DISTANCE FROM END TO FIRST STEP: 0.1070 INCHES MINIMUM AND 0.1130 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SEAT
•
COUNTERBORE LENGTH: 0.0150 INCHES MINIMUM AND 0.0200 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PASSIVATE
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.1500 INCHES NOMINAL IN
FIRST STEP DIAMETER0.3750 INCHES NOMINAL IN
END DIAMETER0.2400 INCHES MINIMUM AND 0.2450 INCHES MAXIMUM IN
DISTANCE FROM END TO FIRST STEP0.1070 INCHES MINIMUM AND 0.1130 INCHES MAXIMUM IN
STYLE DESIGNATORSEAT
COUNTERBORE LENGTH0.0150 INCHES MINIMUM AND 0.0200 INCHES MAXIMUM IN
SPECIAL FEATURESMATL-STEEL QQ-S-763,CL 316,COND A;NOT CASEHARDENED
SURFACE TREATMENTPASSIVATE
MATERIALSTEEL
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: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A10772-1?
A10772-1 is a SEAT,HELICAL COMPRESSION SPRING.
What is the NSN for A10772-1?
A10772-1 is cataloged in the U.S. Government catalog under NSN 5340-01-142-2844. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.