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N1313-4 — GENERATOR,ENGINE ACCESSORY

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

N1313-4: GENERATOR,ENGINE ACCESSORY.

The GENERATOR,ENGINE ACCESSORY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1025 OVERALL, end_radius: 0.469 INCHES NOMINAL IN, fork_depth: 1.125 INCHES NOMINAL IN, thread_class: 3A ROD CONNECTION A, hole_diameter: 0.498 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN, overall_width: 1.120 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-315-7604, 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
N1313-4
NSN: 5340-00-315-7604
NIINs: 003157604, 015156764
FSC: 5340 — Hardware, Commercial
CAGE: 56442 — DIAMOND REO TRUCK CO (USA)
SPECIFICATIONS
materialSTEEL COMP 1025 OVERALL
end_radius0.469 INCHES NOMINAL IN
fork_depth1.125 INCHES NOMINAL IN
thread_class3A ROD CONNECTION A
hole_diameter0.498 INCHES MINIMUM AND 0.501 INCHES MAXIMUM IN
overall_width1.120 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
thread_length1.875 INCHES NOMINAL ROD CONNECTION IN
shank_diameter0.562 INCHES NOMINAL IN
fork_span_width0.562 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
style_designatorCLEVIS
thread_directionRIGHT-HAND ROD CONNECTION
fork_arm_thickness0.281 INCHES NOMINAL IN
NSN5340-00-315-7604
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: N1313-4 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SHANK DIAMETER: 0.562 INCHES NOMINAL IN
•
FORK SPAN WIDTH: 0.562 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
•
FORK ARM THICKNESS: 0.281 INCHES NOMINAL IN
•
END RADIUS: 0.469 INCHES NOMINAL IN
•
THREAD LENGTH: 1.875 INCHES NOMINAL ROD CONNECTION IN
•
STYLE DESIGNATOR: CLEVIS
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.562 INCHES NOMINAL IN
FORK SPAN WIDTH0.562 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
FORK ARM THICKNESS0.281 INCHES NOMINAL IN
END RADIUS0.469 INCHES NOMINAL IN
THREAD LENGTH1.875 INCHES NOMINAL ROD CONNECTION IN
STYLE DESIGNATORCLEVIS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL WIDTH1.120 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND ROD CONNECTION
NOMINAL THREAD SIZE0.562 INCHES ROD CONNECTION IN
SUBSTITUTES & CROSS-REFERENCES 1
376117Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is N1313-4?
N1313-4 is a GENERATOR,ENGINE ACCESSORY.
What parts can replace N1313-4?
There is 1 known substitute for N1313-4: 376117. Substitute compatibility should be verified for your specific system.
What is the NSN for N1313-4?
N1313-4 is cataloged in the U.S. Government catalog under NSN 5340-00-315-7604. 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.