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4HB953 — NUT,SLEEVE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

4HB953: NUT,SLEEVE.

The NUT,SLEEVE is a the manufacturer industrial component. Key specifications include special_features: LENGTH = 6.500 IN REMOVE ALL BURRS AND BREAK ALL SHARP EDGES IN, cross-sectional_shape: SQUARE OVERALL, supplementary_features: 0-RING GROOVE DIAMETER = 5.090 IN NOMINAL HEIGHT = 1 AND 5/8 IN IN, end_item_identification: NSN: 3990-01-444-6174, part_name_assigned_by_controlling_agency: BALL NUT. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-540-9609, 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
4HB953
NSN: 5310-01-540-9609
FSC: 5310 — Nuts and Washers
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
special_featuresLENGTH = 6.500 IN REMOVE ALL BURRS AND BREAK ALL SHARP EDGES IN
cross-sectional_shapeSQUARE OVERALL
supplementary_features0-RING GROOVE DIAMETER = 5.090 IN NOMINAL HEIGHT = 1 AND 5/8 IN IN
end_item_identificationNSN: 3990-01-444-6174
part_name_assigned_by_controlling_agencyBALL NUT
NSN5310-01-540-9609
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 4HB953 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SUPPLEMENTARY FEATURES: 0-RING GROOVE DIAMETER = 5.090 IN NOMINAL HEIGHT = 1 AND 5/8 IN IN
•
CROSS-SECTIONAL SHAPE: SQUARE OVERALL
TECHNICAL CHARACTERISTICS
SUPPLEMENTARY FEATURES0-RING GROOVE DIAMETER = 5.090 IN NOMINAL HEIGHT = 1 AND 5/8 IN IN
CROSS-SECTIONAL SHAPESQUARE OVERALL
SPECIAL FEATURESLENGTH = 6.500 IN REMOVE ALL BURRS AND BREAK ALL SHARP EDGES IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBALL NUT
END ITEM IDENTIFICATIONNSN: 3990-01-444-6174
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
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 4HB953?
4HB953 is a NUT,SLEEVE.
What is the NSN for 4HB953?
4HB953 is cataloged in the U.S. Government catalog under NSN 5310-01-540-9609. 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.