PartsTable
Technical Data Sheet
Download PDF

A273 — INTERCONNECTING BOX

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

A273: INTERCONNECTING BOX.

The INTERCONNECTING BOX is a the manufacturer industrial component. Key specifications include material: ALUMINUM, overall_width: 8.000 INCHES NOMINAL IN, overall_height: 8.875 INCHES NOMINAL IN, special_features: LGTH 13.000 IN.;FOUR 0.170 IN. DIA HOLES ON 6.800 X 12.00 IN.

MTG CTRS;FUSEHOLDER 1 IN, end_item_identification: USED ON VOR EQUIPMENT, furnished_items_and_quantity: 9 CONNECTOR. This part is cataloged in the U.S. Government catalog under NSN 5340-00-124-5275, 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→ A273
NSN: 5340-00-124-5275
NIINs: 001245275, 004067686
FSC: 5340 — Hardware, Commercial
CAGE: 55719 — IDSC HOLDINGS LLC DIV SNAP-ON INDUSTRIAL, A DIV. OF IDSC HOLDINGS , LLC (USA)
SPECIFICATIONS
materialALUMINUM
overall_width8.000 INCHES NOMINAL IN
overall_height8.875 INCHES NOMINAL IN
special_featuresLGTH 13.000 IN.;FOUR 0.170 IN. DIA HOLES ON 6.800 X 12.00 IN. MTG CTRS;FUSEHOLDER 1 IN
end_item_identificationUSED ON VOR EQUIPMENT
furnished_items_and_quantity9 CONNECTOR
NSN5340-00-124-5275
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: A273 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
END ITEM IDENTIFICATIONUSED ON VOR EQUIPMENT
SUBSTITUTES & CROSS-REFERENCES 1
V422CSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy A273?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is A273?
A273 is a INTERCONNECTING BOX. It is classified as a MRO (MRO_GENERAL).
What parts can replace A273?
There is 1 known substitute for A273: V422C. Substitute compatibility should be verified for your specific system.
What is the NSN for A273?
A273 is cataloged in the U.S. Government catalog under NSN 5340-00-124-5275. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — A273

✓ 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.