PartsTable
Technical Data Sheet
51329 ✓ 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

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include width: 12.7 MILLIMETERS NOMINAL MM, length: 150.0 MILLIMETERS MM, material: STEEL, thickness: 0.4 MILLIMETERS NOMINAL MM, special_features: FLEXIBLE; GRADUATED IN 1/2MM ON FRONT SIDE; 1/2MM AND MM ON REVERSE; SATIN CHROME FINISH MM, reading_direction: RIGHT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-3495, 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
51329
NSN: 5315-00-010-3495
FSC: 5315
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
width12.7 MILLIMETERS NOMINAL MM
length150.0 MILLIMETERS MM
materialSTEEL
thickness0.4 MILLIMETERS NOMINAL MM
special_featuresFLEXIBLE; GRADUATED IN 1/2MM ON FRONT SIDE; 1/2MM AND MM ON REVERSE; SATIN CHROME FINISH MM
reading_directionRIGHT
edge_smallest_graduation_unit0.5 MILLIMETER AND 1.0 MILLIMETER MM
NSN5315-00-010-3495
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 51329 · 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
HEIGHT: 0.094 INCHES NOMINAL IN
HEAD STYLE: FLAT
PIN CHAMFER ANGLE: 15.0 DEGREES NOMINAL
FEATURES PROVIDED: CASEHARDENED
UNDER HEAD LENGTH: 0.969 INCHES NOMINAL IN
DIAMETER: 0.312 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL
CHAMFER LENGTH: 0.078 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
HEIGHT0.094 INCHES NOMINAL IN
HEAD STYLEFLAT
PIN CHAMFER ANGLE15.0 DEGREES NOMINAL
FEATURES PROVIDEDCASEHARDENED
UNDER HEAD LENGTH0.969 INCHES NOMINAL IN
DIAMETER0.312 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL
CHAMFER LENGTH0.078 INCHES NOMINAL IN
STYLE DESIGNATORSTRAIGHT
MATERIALSTEEL COMP 1010 OR STEEL COMP B1111 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
51329Interchangeable
interchangeable cross-reference
interchangeable
400-260-005Interchangeable
interchangeable cross-reference
interchangeable
104-581Interchangeable
interchangeable cross-reference
interchangeable
70034-181Interchangeable
interchangeable cross-reference
interchangeable
103495Interchangeable
interchangeable cross-reference
interchangeable
1045-05Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51329?
51329 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 51329?
There are 13 known substitutes for 51329: 51329, 400-260-005, 104-581 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 51329?
51329 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-010-3495. This indicates validated use in U.S. government and defense supply chains.
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