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525-617-9003 — NUT,SELF-LOCKING,EXTENDED WASHER

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

525-617-9003: NUT,SELF-LOCKING,EXTENDED WASHER.

NUT,SELF-LOCKING,EXTENDED WASHER. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: HEXAGON, temp_rating: 900.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3BG, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), overall_height: 0.175 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-017-6183, 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
525-617-9003
NSN: 5310-00-017-6183
FSC: 5310 — Nuts and Washers
CAGE: 27238 — BRISTOL INDUSTRIES, LLC (USA)
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
nut_styleHEXAGON
temp_rating900.0 FAHRENHEIT NOMINAL DEGF
thread_class3BG
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
overall_height0.175 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
hardness_rating32.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
washer_thickness0.015 INCHES MINIMUM IN
precious_materialSILVER
surface_treatmentSILVER OVERALL
NSN5310-00-017-6183
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 525-617-9003 · 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
•
WASHER OUTSIDE DIAMETER: 0.330 INCHES MAXIMUM IN
•
WIDTH ACROSS FLATS: 0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
PRECIOUS MATERIAL: SILVER
•
TEMP RATING: 900.0 FAHRENHEIT NOMINAL DEGF
•
HARDNESS RATING: 32.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
•
WASHER THICKNESS: 0.015 INCHES MINIMUM IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.175 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER0.330 INCHES MAXIMUM IN
WIDTH ACROSS FLATS0.243 INCHES MINIMUM AND 0.252 INCHES MAXIMUM IN
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
PRECIOUS MATERIALSILVER
TEMP RATING900.0 FAHRENHEIT NOMINAL DEGF
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
WASHER THICKNESS0.015 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
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 3
H29547-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
BH00209-3Reference document
Same NSN cross-reference
Reference document — Secondary reference
LH8540-02KReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 525-617-9003?
525-617-9003 is a NUT,SELF-LOCKING,EXTENDED WASHER.
What parts can replace 525-617-9003?
There are 3 known substitutes for 525-617-9003: H29547-3, BH00209-3, LH8540-02K. Substitute compatibility should be verified for your specific system.
What is the NSN for 525-617-9003?
525-617-9003 is cataloged in the U.S. Government catalog under NSN 5310-00-017-6183. This indicates validated use in U.S. government and defense supply chains.
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