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5340PL0959271 — PLUNGER,DETENT

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

5340PL0959271: PLUNGER,DETENT.

The PLUNGER,DETENT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, special_features: MATL-BRASS PER QQ-B-637,ALLOY NO.464,1/2 HARD OR AMS-4611;0.375 IN. O/A DIA;0.440 IN.

O/A HT IN, fsc_application_data: GAU-8/A. This part is cataloged in the U.S. Government catalog under NSN 5340-00-113-4789, 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
5340PL0959271
NSN: 5340-00-113-4789
FSC: 5340 — Hardware, Commercial
CAGE: 9009H — JEDNOLITY INDEKS MATERIALOWY - UNIFORM MATERIAL INDEX (POL)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
special_featuresMATL-BRASS PER QQ-B-637,ALLOY NO.464,1/2 HARD OR AMS-4611;0.375 IN. O/A DIA;0.440 IN. O/A HT IN
fsc_application_dataGAU-8/A
NSN5340-00-113-4789
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 5340PL0959271 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FSC APPLICATION DATA: GAU-8/A
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATAGAU-8/A
SPECIAL FEATURESMATL-BRASS PER QQ-B-637,ALLOY NO.464,1/2 HARD OR AMS-4611;0.375 IN. O/A DIA;0.440 IN. O/A HT IN
MATERIALCOPPER ALLOY OVERALL
OTHER ITEMS IN FSC 5340 — Hardware, Commercial
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068 5340-00-000-0132 5340-00-000-8150 5340-00-001-1251 5340-00-001-1264 5340-00-001-1265 5340-00-001-1266 5340-00-001-1275
SUBSTITUTES & CROSS-REFERENCES 1
10117257Reference document
Same NSN cross-reference
Reference document — Informative reference only
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 5340PL0959271?
5340PL0959271 is a PLUNGER,DETENT.
What parts can replace 5340PL0959271?
There is 1 known substitute for 5340PL0959271: 10117257. Substitute compatibility should be verified for your specific system.
What is the NSN for 5340PL0959271?
5340PL0959271 is cataloged in the U.S. Government catalog under NSN 5340-00-113-4789. 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.