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PartsTable / COMPONENT / P235A078-1
P235A078-1 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The PIN,QUICK RELEASE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, grip_length: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN, actuation_type: PUSH, shank_diameter: 0.3085 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM IN, special_features: 0.440 IN. HEX.

UNDER GRIP LENGTH W/0.3125-24UNF-3A THREAD 0.440 IN. LONG ADJACENT TO HEXAGON A, shoulder_to_head_end_distance: 1.397 INCHES MINIMUM AND 1.402 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-398-8644, 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
P235A078-1
NSN: 5315-01-398-8644
FSC: 5315
CAGE: 78711 — TELEPHONICS CORP (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
grip_length0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
actuation_typePUSH
shank_diameter0.3085 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM IN
detent_quantity4
special_features0.440 IN. HEX. UNDER GRIP LENGTH W/0.3125-24UNF-3A THREAD 0.440 IN. LONG ADJACENT TO HEXAGON A
shoulder_to_head_end_distance1.397 INCHES MINIMUM AND 1.402 INCHES MAXIMUM IN
detent_to_tapered_end_distance1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN
NSN5315-01-398-8644
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: P235A078-1 · 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
•
DETENT QUANTITY: 4
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
SHOULDER TO HEAD END DISTANCE: 1.397 INCHES MINIMUM AND 1.402 INCHES MAXIMUM IN
•
DETENT TO TAPERED END DISTANCE: 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN
•
GRIP LENGTH: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
•
SHANK DIAMETER: 0.3085 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM IN
•
ACTUATION TYPE: PUSH
TECHNICAL CHARACTERISTICS (FLIS)
DETENT QUANTITY4
SPECIAL FEATURES0.440 IN. HEX. UNDER GRIP LENGTH W/0.3125-24UNF-3A THREAD 0.440 IN. LONG ADJACENT TO HEXAGON A
MATERIALSTEEL CORROSION RESISTING OVERALL
SHOULDER TO HEAD END DISTANCE1.397 INCHES MINIMUM AND 1.402 INCHES MAXIMUM IN
DETENT TO TAPERED END DISTANCE1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM IN
GRIP LENGTH0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
SHANK DIAMETER0.3085 INCHES MINIMUM AND 0.3110 INCHES MAXIMUM IN
ACTUATION TYPEPUSH
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
738-0025-00Interchangeable
interchangeable cross-reference
interchangeable
R100W7-5-10P017-8Interchangeable
interchangeable cross-reference
interchangeable
56-404Interchangeable
Ww90t554aat/s2
interchangeable
135704Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is P235A078-1?
P235A078-1 is a PIN,QUICK RELEASE.
What parts can replace P235A078-1?
There are 4 known substitutes for P235A078-1: 738-0025-00, R100W7-5-10P017-8, 56-404 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for P235A078-1?
P235A078-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-398-8644. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026