PartsTable
Technical Data Sheet
Download PDF

12281891 — STANDOFF,THREADED,SPACING

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

12281891: STANDOFF,THREADED,SPACING.

The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 1.120 INCHES NOMINAL IN, diameter: 0.625 INCHES NOMINAL IN, style_designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD, cross-sectional_shape: HEXAGON, end_item_identification: W/S: TANK, COMBAT, FT, 120MM GUN (M1A1) MM. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-088-6026, 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
12281891
NSN: 5340-01-088-6026
FSC: 5340 — Hardware, Commercial
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
length1.120 INCHES NOMINAL IN
diameter0.625 INCHES NOMINAL IN
style_designatorLEFT INTERNAL AND RIGHT EXTERNAL THREAD
cross-sectional_shapeHEXAGON
end_item_identificationW/S: TANK, COMBAT, FT, 120MM GUN (M1A1) MM
NSN5340-01-088-6026
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 12281891 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
•
LENGTH: 1.120 INCHES NOMINAL IN
•
STYLE DESIGNATOR: LEFT INTERNAL AND RIGHT EXTERNAL THREAD
•
DIAMETER: 0.625 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE: HEXAGON
TECHNICAL CHARACTERISTICS
LENGTH1.120 INCHES NOMINAL IN
STYLE DESIGNATORLEFT INTERNAL AND RIGHT EXTERNAL THREAD
DIAMETER0.625 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPEHEXAGON
END ITEM IDENTIFICATIONW/S: TANK, COMBAT, FT, 120MM GUN (M1A1) MM
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
XM61186Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 12281891?
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 12281891?
12281891 is a STANDOFF,THREADED,SPACING.
What parts can replace 12281891?
There is 1 known substitute for 12281891: XM61186. Substitute compatibility should be verified for your specific system.
What is the NSN for 12281891?
12281891 is cataloged in the U.S. Government catalog under NSN 5340-01-088-6026. 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 — 12281891