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101A356AC1 — SEAT,HELICAL COMPRESSION SPRING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

101A356AC1: SEAT,HELICAL COMPRESSION SPRING.

SEAT,HELICAL COMPRESSION SPRING. Key specifications include material: COPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485, design_type: SOLID, end_diameter: 0.6880 INCHES NOMINAL IN, bore_diameter: 0.4530 INCHES NOMINAL IN, overall_height: 0.1250 INCHES NOMINAL IN, style_designator: SEAT. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-310-4044, 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
101A356AC1
NSN: 5340-01-310-4044
FSC: 5340 — Hardware, Commercial
CAGE: 01289 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialCOPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485
design_typeSOLID
end_diameter0.6880 INCHES NOMINAL IN
bore_diameter0.4530 INCHES NOMINAL IN
overall_height0.1250 INCHES NOMINAL IN
style_designatorSEAT
first_step_diameter0.8120 INCHES NOMINAL IN
distance_from_end_to_first_step0.0625 INCHES NOMINAL IN
material_document_and_classificationQQ-B-637,1/2H FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-639,ALLOY 464,1/2 HARD FED SPEC 2ND MATERIAL RESPONSE
NSN5340-01-310-4044
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 101A356AC1 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: 0.8120 INCHES NOMINAL IN
•
END DIAMETER: 0.6880 INCHES NOMINAL IN
•
DISTANCE FROM END TO FIRST STEP: 0.0625 INCHES NOMINAL IN
•
DESIGN TYPE: SOLID
•
STYLE DESIGNATOR: SEAT
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-637,1/2H FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-639,ALLOY 464,1/2 HARD FED SPEC 2ND MATERIAL RESPONSE
•
BORE DIAMETER: 0.4530 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.1250 INCHES NOMINAL IN
FIRST STEP DIAMETER0.8120 INCHES NOMINAL IN
END DIAMETER0.6880 INCHES NOMINAL IN
DISTANCE FROM END TO FIRST STEP0.0625 INCHES NOMINAL IN
DESIGN TYPESOLID
STYLE DESIGNATORSEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-637,1/2H FED SPEC 1ST MATERIAL RESPONSE OR QQ-B-639,ALLOY 464,1/2 HARD FED SPEC 2ND MATERIAL RESPONSE
BORE DIAMETER0.4530 INCHES NOMINAL IN
MATERIALCOPPER ALLOY 462 OR COPPER ALLOY 464 OR COPPER ALLOY 482 OR COPPER ALLOY 485
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 2
7027E57AC PIECE 8Reference document
Same NSN cross-reference
Reference document — Secondary reference
K-4805608SH1 P13Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 101A356AC1?
101A356AC1 is a SEAT,HELICAL COMPRESSION SPRING.
What parts can replace 101A356AC1?
There are 2 known substitutes for 101A356AC1: 7027E57AC PIECE 8, K-4805608SH1 P13. Substitute compatibility should be verified for your specific system.
What is the NSN for 101A356AC1?
101A356AC1 is cataloged in the U.S. Government catalog under NSN 5340-01-310-4044. This indicates validated use in U.S. government and defense supply chains.
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