PartsTable
Technical Data Sheet
81309934 ✓ 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,COTTER is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-816-1794, 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
81309934
NSN: 5315-00-816-1794
FSC: 5315
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH NAVAL INVENTORY CONTROL POINT, MECHANICSBURG, ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS
NSN5315-00-816-1794
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 81309934 · 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
MATERIAL: STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT: CADMIUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
STYLE DESIGNATOR: STANDARD
POINT TYPE: EXTENDED PRONG SQUARE CUT
DIAMETER: 0.086 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
STYLE DESIGNATORSTANDARD
END ITEM IDENTIFICATIONW/S: BOILERS, 1200PSI; L.P. COMPRESSORS; TORPEDO, MK 48; AIRCRAFT, EAGLE F-15; SUPPORT EQUIPMENT, B-1 AIRCRAFT; AIRCRAFT, (AC-130H, MC-130H, EC-130E, HC-130); FIRE PUMPS; SUPPORT EQUIPMENT, B-52 AIRCRAFT; AIRCRAFT, THUNDERBOLT II, A-10; CHILLED WATER A/S SYSTEMS
POINT TYPEEXTENDED PRONG SQUARE CUT
DIAMETER0.086 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN
UNDERLOOP LENGTH0.938 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
137171Interchangeable
interchangeable cross-reference
interchangeable
103374Interchangeable
interchangeable cross-reference
interchangeable
115X33RInterchangeable
interchangeable cross-reference
interchangeable
70642Interchangeable
interchangeable cross-reference
interchangeable
PEI 5528Interchangeable
interchangeable cross-reference
interchangeable
69-735Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 81309934?
81309934 is a PIN,COTTER.
What parts can replace 81309934?
There are 22 known substitutes for 81309934: 137171, 103374, 115X33R and 19 more. Substitute compatibility should be verified for your specific system.
Is 81309934 still available?
81309934 is currently cancelled.
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