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278967R1 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

278967R1: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include special_features: SCREW, end_item_identification: MRAP - UNIQUE NSN - USED ON 3 MRAP VARIANTS, part_name_assigned_by_controlling_agency: SCREW,HH CAP 3/8-16X1 W/PATCH. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-556-7350, 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
278967R1
NSN: 5305-01-556-7350
FSC: 5305 — Screws
CAGE: 338X5 — ND DEFENSE LLC (USA)
SPECIFICATIONS
special_featuresSCREW
end_item_identificationMRAP - UNIQUE NSN - USED ON 3 MRAP VARIANTS
part_name_assigned_by_controlling_agencySCREW,HH CAP 3/8-16X1 W/PATCH
NSN5305-01-556-7350
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 278967R1 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSCREW
PART NAME ASSIGNED BY CONTROLLING AGENCYSCREW,HH CAP 3/8-16X1 W/PATCH
END ITEM IDENTIFICATIONMRAP - UNIQUE NSN - USED ON 3 MRAP VARIANTS
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 278967R1?
278967R1 is a SCREW,MACHINE.
What is the NSN for 278967R1?
278967R1 is cataloged in the U.S. Government catalog under NSN 5305-01-556-7350. 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.