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MS27977-6B — STUD,SNAP FASTENER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MS27977-6B: STUD,SNAP FASTENER.

The STUD,SNAP FASTENER is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, body_length: 0.250 INCHES NOMINAL IN, surface_treatment: NICKEL AND OXIDE FILM OVERALL, base_hole_diameter: 0.165 INCHES NOMINAL IN, stud_overall_length: 0.500 INCHES NOMINAL IN, mounting_base_length: 1.094 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-174-2927, 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
MS27977-6B
NSN: 5325-00-174-2927
FSC: 5325 — Fastening Devices
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
body_length0.250 INCHES NOMINAL IN
surface_treatmentNICKEL AND OXIDE FILM OVERALL
base_hole_diameter0.165 INCHES NOMINAL IN
stud_overall_length0.500 INCHES NOMINAL IN
mounting_base_length1.094 INCHES NOMINAL IN
stud_retention_methodDRILLED BASE
snap_fastener_stud_styleSTUD
center_to_center_distance_between_holes0.625 INCHES NOMINAL IN
NSN5325-00-174-2927
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS27977-6B · 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
•
STUD RETENTION METHOD: DRILLED BASE
•
BASE HOLE DIAMETER: 0.165 INCHES NOMINAL IN
•
SNAP FASTENER STUD STYLE: STUD
•
BODY LENGTH: 0.250 INCHES NOMINAL IN
•
MOUNTING BASE LENGTH: 1.094 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN HOLES: 0.625 INCHES NOMINAL IN
•
SURFACE TREATMENT: NICKEL AND OXIDE FILM OVERALL
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
STUD RETENTION METHODDRILLED BASE
BASE HOLE DIAMETER0.165 INCHES NOMINAL IN
SNAP FASTENER STUD STYLESTUD
BODY LENGTH0.250 INCHES NOMINAL IN
MOUNTING BASE LENGTH1.094 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN HOLES0.625 INCHES NOMINAL IN
SURFACE TREATMENTNICKEL AND OXIDE FILM OVERALL
MATERIALCOPPER ALLOY OVERALL
STUD OVERALL LENGTH0.500 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
549213Reference document
Same NSN cross-reference
Reference document — Secondary reference
426684Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MS27977-6B?
MS27977-6B is a STUD,SNAP FASTENER.
What parts can replace MS27977-6B?
There are 2 known substitutes for MS27977-6B: 549213, 426684. Substitute compatibility should be verified for your specific system.
What is the NSN for MS27977-6B?
MS27977-6B is cataloged in the U.S. Government catalog under NSN 5325-00-174-2927. 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.