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845-6556201-1 — GAG SCREW ASSEMBLY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

845-6556201-1: GAG SCREW ASSEMBLY.

The GAG SCREW ASSEMBLY is a the manufacturer industrial component. Key specifications include end_item_identification: 1/2 IN. RELIEF VALVE IN.

This part is cataloged in the U.S. Government catalog under NSN 5310-01-266-6444, 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
845-6556201-1
NSN: 5310-01-266-6444
NIINs: 012666444, 013502527
FSC: 5310 — Nuts and Washers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
end_item_identification1/2 IN. RELIEF VALVE IN
NSN5310-01-266-6444
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 845-6556201-1 · 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
•
NUT STYLE: WING
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
WING SPREAD WIDTH: 1.578 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.781 INCHES NOMINAL IN
NUT STYLEWING
MATERIALSTEEL CORROSION RESISTING OVERALL
WING SPREAD WIDTH1.578 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
92001A031Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 845-6556201-1?
845-6556201-1 is a GAG SCREW ASSEMBLY.
What parts can replace 845-6556201-1?
There is 1 known substitute for 845-6556201-1: 92001A031. Substitute compatibility should be verified for your specific system.
What is the NSN for 845-6556201-1?
845-6556201-1 is cataloged in the U.S. Government catalog under NSN 5310-01-266-6444. 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.