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10112900 — PLUG ASSEMBLY,SEALING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

10112900: PLUG ASSEMBLY,SEALING.

The PLUG ASSEMBLY,SEALING is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5340-01-183-7021, 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
10112900
NSN: 5340-01-183-7021
FSC: 5340 — Hardware, Commercial
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
special_featuresSTEEL,ASTM A582 TY 416;PASSIVATE,MIL-C-5002;PLUG AND PIN;OVERSIZE;0.513/0.527 PLUG LG;0.540/0.541 IN. PLUG DIA;INSTALLATION HOLE SIZE 0.541/0.542 IN. DIA;ROCKWELL HARDNESS C20-C34 IN
NSN5340-01-183-7021
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 10112900 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESSTEEL,ASTM A582 TY 416;PASSIVATE,MIL-C-5002;PLUG AND PIN;OVERSIZE;0.513/0.527 PLUG LG;0.540/0.541 IN. PLUG DIA;INSTALLATION HOLE SIZE 0.541/0.542 IN. DIA;ROCKWELL HARDNESS C20-C34 IN
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 2
PLGA5410020Reference document
Same NSN cross-reference
Reference document — Secondary reference
ST7M141C17SXSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 10112900?
10112900 is a PLUG ASSEMBLY,SEALING.
What parts can replace 10112900?
There are 2 known substitutes for 10112900: PLGA5410020, ST7M141C17SX. Substitute compatibility should be verified for your specific system.
What is the NSN for 10112900?
10112900 is cataloged in the U.S. Government catalog under NSN 5340-01-183-7021. 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.