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665430 — RETAINER,VALVE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

665430: RETAINER,VALVE.

The RETAINER,VALVE is a the manufacturer industrial component. Key specifications include fsc_application_data: MISCELLANEOUS ENGINE ACCESSORIES,AIRCRAFT, end_item_identification: U/O VALVE,PRESS REG FSCM 99193 PN 392284-3-1 NSN 2995009742847,E/I C141 A/B ACFT. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-163-6303, 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
665430
NSN: 5315-00-163-6303
NIINs: 001636303, 011678623
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 77445 — RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY (USA)
SPECIFICATIONS
fsc_application_dataMISCELLANEOUS ENGINE ACCESSORIES,AIRCRAFT
end_item_identificationU/O VALVE,PRESS REG FSCM 99193 PN 392284-3-1 NSN 2995009742847,E/I C141 A/B ACFT
general_characteristics_item_descriptionMATL CRES MIL-S-5059 COMP 301,0.740 IN. LG,0.700 IN. W,GOOVE 0.350 IN. W AND 0.260 IN. DEEP,1 HOLE 0.150 IN. DIA THRU,RETAINER 0.032 IN. THK IN
NSN5315-00-163-6303
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 665430 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: STEEL AMS 5613 0.4990 IN. MIN 0.994 IN. MAX OD. 0.530 IN. MIN 0.550 IN. MAX LG. CENTER HOLE TAPPED 0.190-32 UNF-2B THD IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONSTEEL AMS 5613 0.4990 IN. MIN 0.994 IN. MAX OD. 0.530 IN. MIN 0.550 IN. MAX LG. CENTER HOLE TAPPED 0.190-32 UNF-2B THD IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 665430?
665430 is a RETAINER,VALVE.
What is the NSN for 665430?
665430 is cataloged in the U.S. Government catalog under NSN 5315-00-163-6303. 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.