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2181 — BACKSHELL,ELECTRICAL CONNECTOR

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

2181: BACKSHELL,ELECTRICAL CONNECTOR.

The BACKSHELL,ELECTRICAL CONNECTOR is a the manufacturer industrial component. Key specifications include special_features: CONSISTS OF 3 PLUG; 4 CLAMP HOSE; 8 CABLE TIE; 1 CLAMP SPACER; 1 BOX SEALING CORD; 1 BOX SEALING TAPE; 10 BOLT. This part is cataloged in the U.S.

Government catalog under NSN 5340-00-224-8956, 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
MRO→ MRO_GENERAL→ 2181
NSN: 5340-00-224-8956
NIINs: 002248956, 002525966, 002582054, 003640920, 005813414, 006617980, 009262206, 009498109, 009568444, 010859745, 010931168, 011176361, 012243710, 012478232, 013073641, 013512413, 014225368
FSC: 5340 — Hardware, Commercial
CAGE: 86577 — PRECISION METAL PRODUCTS CO (USA)
SPECIFICATIONS
special_featuresCONSISTS OF 3 PLUG; 4 CLAMP HOSE; 8 CABLE TIE; 1 CLAMP SPACER; 1 BOX SEALING CORD; 1 BOX SEALING TAPE; 10 BOLT
NSN5340-00-224-8956
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 2181 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
•
MOUNTING FACILITY QUANTITY: 2
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH: 3.000 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
HANDLE CLEARANCE: 1.000 INCHES NOMINAL IN
•
SURFACE TREATMENT: ANODIZE OVERALL
•
MATERIAL: ALUMINUM OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS
MOUNTING FACILITY QUANTITY2
CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO LENGTH3.000 INCHES NOMINAL IN
OVERALL LENGTH3.281 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.190 INCHES IN
HANDLE CLEARANCE1.000 INCHES NOMINAL IN
SURFACE TREATMENTANODIZE OVERALL
MATERIALALUMINUM OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2181?
2181 is a BACKSHELL,ELECTRICAL CONNECTOR. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 2181?
2181 is cataloged in the U.S. Government catalog under NSN 5340-00-224-8956. 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.