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870-0440 — PUSH ON NUT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

870-0440: PUSH ON NUT.

The PUSH ON NUT is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: PUSH ON, nut_width: 1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM IN, nut_length: 1.295 INCHES MINIMUM AND 1.325 INCHES MAXIMUM IN, surface_treatment: PHOSPHATE OVERALL, material_thickness: 0.012 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-276-1653, 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
870-0440
NSN: 5310-01-276-1653
FSC: 5310 — Nuts and Washers
CAGE: 44940 — CUMMINS POWER GENERATION INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_stylePUSH ON
nut_width1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM IN
nut_length1.295 INCHES MINIMUM AND 1.325 INCHES MAXIMUM IN
surface_treatmentPHOSPHATE OVERALL
material_thickness0.012 INCHES NOMINAL IN
mating_member_diameter_accommodated0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
NSN5310-01-276-1653
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 870-0440 · 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
•
NUT WIDTH: 1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM IN
•
NUT LENGTH: 1.295 INCHES MINIMUM AND 1.325 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.012 INCHES NOMINAL IN
•
MATING MEMBER DIAMETER ACCOMMODATED: 0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PHOSPHATE OVERALL
•
NUT STYLE: PUSH ON
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
NUT WIDTH1.302 INCHES MINIMUM AND 1.322 INCHES MAXIMUM IN
NUT LENGTH1.295 INCHES MINIMUM AND 1.325 INCHES MAXIMUM IN
MATERIAL THICKNESS0.012 INCHES NOMINAL IN
MATING MEMBER DIAMETER ACCOMMODATED0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
SURFACE TREATMENTPHOSPHATE OVERALL
NUT STYLEPUSH ON
MATERIALSTEEL OVERALL
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 870-0440?
870-0440 is a PUSH ON NUT.
What is the NSN for 870-0440?
870-0440 is cataloged in the U.S. Government catalog under NSN 5310-01-276-1653. 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.