PartsTable
Technical Data Sheet
Download PDF

211038351 — 211038351

✓ Government record, cited
NAVAL SEA SYSTEMS COMMAND · BOLT SCREW
PRODUCT OVERVIEW

211038351: 211038351.

The 211038351 is a NAVAL SEA SYSTEMS COMMAND industrial component. This part is cataloged in the U.S. Government catalog under NSN 5306-01-456-2947, 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
211038351
NSN: 5306-01-456-2947
FSC: 5306 — Bolts
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number211038351
ManufacturerNAVAL SEA SYSTEMS COMMAND
NSN5306-01-456-2947
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 211038351 · NAVAL SEA SYSTEMS COMMAND ⚠ 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
•
HEAD HEIGHT: 0.455 INCHES MINIMUM AND 0.524 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.420 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.420 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
•
HARDNESS RATING: 80.0 ROCKWELL B MINIMUM FASTENER
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-N-281 CLA FED SPEC SINGLE MATERIAL RESPONSE FASTENER
•
NOMINAL THREAD DIAMETER: 0.750 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.455 INCHES MINIMUM AND 0.524 INCHES MAXIMUM IN
FASTENER LENGTH1.420 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
THREAD LENGTH1.420 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
HARDNESS RATING80.0 ROCKWELL B MINIMUM FASTENER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281 CLA FED SPEC SINGLE MATERIAL RESPONSE FASTENER
NOMINAL THREAD DIAMETER0.750 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS1.088 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 400 GRADE
SUBSTITUTES & CROSS-REFERENCES 10
751-6402604 ITEM 7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
751-6402602 FIND 7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
751-6402604 FIND 7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MIL-DTL-1222Reference document
Same NSN cross-reference
Reference document — Secondary reference
MIL-S-1222, TY-LGR-400Reference document
Same NSN cross-reference
Reference document — Secondary reference
751-6402601 ITEM 7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy 211038351?
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 211038351?
211038351 is a 211038351 manufactured by NAVAL SEA SYSTEMS COMMAND.
What parts can replace 211038351?
There are 10 known substitutes for 211038351: 751-6402604 ITEM 7, 751-6402602 FIND 7, 751-6402604 FIND 7 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 211038351?
211038351 is cataloged in the U.S. Government catalog under NSN 5306-01-456-2947. 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 — 211038351

✓ 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.