PartsTable
Technical Data Sheet
Download PDF

B1270E — BOOT,DUST AND MOISTURE SEAL

✓ Government record, cited
— · ORING SEAL
PRODUCT OVERVIEW

B1270E: BOOT,DUST AND MOISTURE SEAL.

The BOOT,DUST AND MOISTURE SEAL is a the manufacturer industrial component. Key specifications include material: ELASTOMER POLYCHLOROPRENE BODY, overall_height: 2.375 INCHES NOMINAL IN, overall_length: 7.125 INCHES NOMINAL IN, style_designator: THRU-HOLE. This part is cataloged in the U.S.

Government catalog under NSN 5340-01-380-4289, 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
B1270E
NSN: 5340-01-380-4289
FSC: 5340 — Hardware, Commercial
CAGE: 29189 — MICROFLECT CO. INC. DBA VALMONT/MICROFLECT (USA)
SPECIFICATIONS
materialELASTOMER POLYCHLOROPRENE BODY
overall_height2.375 INCHES NOMINAL IN
overall_length7.125 INCHES NOMINAL IN
style_designatorTHRU-HOLE
NSN5340-01-380-4289
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: B1270E 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
•
STYLE DESIGNATOR: THRU-HOLE
•
MATERIAL: ELASTOMER POLYCHLOROPRENE BODY
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT2.375 INCHES NOMINAL IN
STYLE DESIGNATORTHRU-HOLE
OVERALL LENGTH7.125 INCHES NOMINAL IN
MATERIALELASTOMER POLYCHLOROPRENE BODY
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
1217073-201Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy B1270E?
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 B1270E?
B1270E is a BOOT,DUST AND MOISTURE SEAL.
What parts can replace B1270E?
There is 1 known substitute for B1270E: 1217073-201. Substitute compatibility should be verified for your specific system.
What is the NSN for B1270E?
B1270E is cataloged in the U.S. Government catalog under NSN 5340-01-380-4289. 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 — B1270E

✓ 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.