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158861103NSS316 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

158861103NSS316: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 OVERALL, special_features: ITEM IS PROPRIETARY INFORMATION, end_item_identification: PUMP ASSY CTFGL 90 GPM 7.5 BHP. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-527-3495, 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
158861103NSS316
NSN: 5310-01-527-3495
FSC: 5310 — Nuts and Washers
CAGE: 78314 — SIMS PUMP VALVE CO, INC (USA)
SPECIFICATIONS
materialSTEEL COMP 316 OVERALL
special_featuresITEM IS PROPRIETARY INFORMATION
end_item_identificationPUMP ASSY CTFGL 90 GPM 7.5 BHP
NSN5310-01-527-3495
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 158861103NSS316 · 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 316 OVERALL
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESITEM IS PROPRIETARY INFORMATION
END ITEM IDENTIFICATIONPUMP ASSY CTFGL 90 GPM 7.5 BHP
MATERIALSTEEL COMP 316 OVERALL
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 1
CR15886-0000 PC32Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 158861103NSS316?
158861103NSS316 is a WASHER,LOCK.
What parts can replace 158861103NSS316?
There is 1 known substitute for 158861103NSS316: CR15886-0000 PC32. Substitute compatibility should be verified for your specific system.
What is the NSN for 158861103NSS316?
158861103NSS316 is cataloged in the U.S. Government catalog under NSN 5310-01-527-3495. 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.