PartsTable
Technical Data Sheet
Download PDF

1AP37 — RATCHET ATTACHMENT,SOCKET WRENCH

✓ Government record, cited
— · COMPONENT
PRODUCT OVERVIEW

1AP37: RATCHET ATTACHMENT,SOCKET WRENCH.

RATCHET ATTACHMENT,SOCKET WRENCH. Key specifications include material: STEEL OVERALL, overall_length: 3.688 INCHES NOMINAL IN, drive_end_shape: SQUARE FIRST END INTERNAL, style_designator: EXTERNAL-INTERNAL, surface_treatment: CHROMIUM OVERALL, drive_surface_size: 0.750 INCHES NOMINAL BOTH ENDS IN. This part is cataloged in the U.S.

Government catalog under NSN 5120-01-399-9761, 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
1AP37
NSN: 5120-01-399-9761
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 25795 — W.W. GRAINGER, INC. DIV GOVERNMENT SALES DIVISION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length3.688 INCHES NOMINAL IN
drive_end_shapeSQUARE FIRST END INTERNAL
style_designatorEXTERNAL-INTERNAL
surface_treatmentCHROMIUM OVERALL
drive_surface_size0.750 INCHES NOMINAL BOTH ENDS IN
NSN5120-01-399-9761
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RATCHET ATTACHMENT,SOCKET WRENCH TITLE COMPONENT PN 1AP37 MFR RATCHET ATTACHMENT,SOC
KEY FEATURES
•
DRIVE SURFACE SIZE: 0.750 INCHES NOMINAL BOTH ENDS IN
•
STYLE DESIGNATOR: EXTERNAL-INTERNAL
•
DRIVE END SHAPE: SQUARE FIRST END INTERNAL
•
SURFACE TREATMENT: CHROMIUM OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
DRIVE SURFACE SIZE0.750 INCHES NOMINAL BOTH ENDS IN
STYLE DESIGNATOREXTERNAL-INTERNAL
OVERALL LENGTH3.688 INCHES NOMINAL IN
DRIVE END SHAPESQUARE FIRST END INTERNAL
DRIVE END SHAPESQUARE SECOND END EXTERNAL
SURFACE TREATMENTCHROMIUM OVERALL
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
5647Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 1AP37?
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 1AP37?
1AP37 is a RATCHET ATTACHMENT,SOCKET WRENCH.
What parts can replace 1AP37?
There is 1 known substitute for 1AP37: 5647. Substitute compatibility should be verified for your specific system.
What is the NSN for 1AP37?
1AP37 is cataloged in the U.S. Government catalog under NSN 5120-01-399-9761. 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 — 1AP37

✓ 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.