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PartsTable / COMPONENT / 168-3379
168-3379 ✓ 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,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include color: BLACK, width: 4.0 INCHES NOMINAL IN, usage_design: ABDOMEN, usage_location: PELVIC, features_provided: ADJUSTABLE, part_name_assigned_by_controlling_agency: PELVIC BINDER, LIGHTWEIGHT, COMPACT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-569-1306, 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
168-3379
NSN: 5315-01-569-1306
FSC: 5315
CAGE: 11083 — CATERPILLAR INC DIV CATERPILLAR DEFENSE (USA)
SPECIFICATIONS
colorBLACK
width4.0 INCHES NOMINAL IN
usage_designABDOMEN
usage_locationPELVIC
special_featuresBINDER PELVIC 32-50IN HIP VELCRO RETENTION BOA DIAL SYSTEM LIGHTWEIGHT 4 IN DOUBLEBACK WRAP FOR REDUCE/STABILIZE OPEN BOOK PELVIC FRACTURE. IN
features_providedADJUSTABLE
part_name_assigned_by_controlling_agencyPELVIC BINDER, LIGHTWEIGHT, COMPACT
NSN5315-01-569-1306
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 168-3379 · 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
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCYPIN
END ITEM IDENTIFICATION3805-01-557-4003; BACKHOE LOADER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
1683379Interchangeable
interchangeable cross-reference
interchangeable
OS-BOAInterchangeable
interchangeable cross-reference
interchangeable
50-0044Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 168-3379?
168-3379 is a PIN,STRAIGHT,HEADLESS.
What parts can replace 168-3379?
There are 3 known substitutes for 168-3379: 1683379, OS-BOA, 50-0044. Substitute compatibility should be verified for your specific system.
What is the NSN for 168-3379?
168-3379 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-569-1306. 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