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AN227-12 — SOCKET,SNAP FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AN227-12: SOCKET,SNAP FASTENER.

The SOCKET,SNAP FASTENER is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, major_diameter: 0.422 INCHES NOMINAL IN, opening_diameter: 0.312 INCHES NOMINAL IN, surface_treatment: NICKEL OVERALL, socket_overall_height: 0.156 INCHES NOMINAL IN, snap_fastener_socket_style: SOCKET. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-174-2889, 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
AN227-12
NSN: 5325-00-174-2889
FSC: 5325 — Fastening Devices
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
major_diameter0.422 INCHES NOMINAL IN
opening_diameter0.312 INCHES NOMINAL IN
surface_treatmentNICKEL OVERALL
socket_overall_height0.156 INCHES NOMINAL IN
snap_fastener_socket_styleSOCKET
NSN5325-00-174-2889
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AN227-12 · 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
KEY FEATURES
•
OPENING DIAMETER: 0.312 INCHES NOMINAL IN
•
SNAP FASTENER SOCKET STYLE: SOCKET
•
SOCKET OVERALL HEIGHT: 0.156 INCHES NOMINAL IN
•
SURFACE TREATMENT: NICKEL OVERALL
•
MATERIAL: COPPER ALLOY OVERALL
•
MAJOR DIAMETER: 0.422 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OPENING DIAMETER0.312 INCHES NOMINAL IN
SNAP FASTENER SOCKET STYLESOCKET
SOCKET OVERALL HEIGHT0.156 INCHES NOMINAL IN
SURFACE TREATMENTNICKEL OVERALL
MATERIALCOPPER ALLOY OVERALL
MAJOR DIAMETER0.422 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 5
XX12206K1105Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS27981-3NSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
12206Reference document
Same NSN cross-reference
Reference document — Secondary reference
12205Reference document
Same NSN cross-reference
Reference document — Secondary reference
136Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AN227-12?
AN227-12 is a SOCKET,SNAP FASTENER.
What parts can replace AN227-12?
There are 5 known substitutes for AN227-12: XX12206K1105, MS27981-3N, 12206 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AN227-12?
AN227-12 is cataloged in the U.S. Government catalog under NSN 5325-00-174-2889. 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.