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Technical Data Sheet
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A-171-037 — A-171-037

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

A-171-037: A-171-037.

The A-171-037 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5305-01-099-0697, 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
A-171-037
NSN: 5305-01-099-0697
FSC: 5305 — Screws
CAGE: 11440 — GE STEAM POWER INC DBA GE STEAM POWER, INC DIV GENERAL ELECTRIC (USA)
SPECIFICATIONS
Part NumberA-171-037
NSN5305-01-099-0697
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A-171-037 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
SUBSTITUTES & CROSS-REFERENCES 4
426MReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
E171-422PC426Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
E-171-422-BPIECE426Reference document
Same NSN cross-reference
Reference document — Secondary reference
A-171-080-PC426MSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 A-171-037?
A-171-037 is a A-171-037.
What parts can replace A-171-037?
There are 4 known substitutes for A-171-037: 426M, E171-422PC426, E-171-422-BPIECE426 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-171-037?
A-171-037 is cataloged in the U.S. Government catalog under NSN 5305-01-099-0697. 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.