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1280 — MODEM,COMMUNICATIONS

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

1280: MODEM,COMMUNICATIONS.

Seatpost compatible with the X200. Key specifications include angle: 40.0 DEGREES, shape: STRAIGHT, cushion: NOT INCLUDED, material: ALUMINUM, seat_type: BEVELED, base_style: B15D/19 - (SBC). This part is cataloged in the U.S.

Government catalog under NSN 5340-00-050-4659, 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→ 1280
NSN: 5340-00-050-4659
NIINs: 000504659, 001000713, 001467665, 001557246, 001558114, 001558653, 001632165, 002401676, 002401679, 002489357, 002789596, 003387700, 003464712, 004262280, 004434291, 004750065, 004922468, 004965474, 005116968, 005205598, 005284281, 005284286, 005284451, 005300488, 005902647, 008711740, 008957214, 010103841, 011240253, 011563312, 011579205, 013639303, 013998810, 014400725, 014587631, 014685996, 015035130
FSC: 5340 — Hardware, Commercial
CAGE: 56501 — ABB INSTALLATION PRODUCTS INC (USA)
SPECIFICATIONS
angle40.0 DEGREES
shapeSTRAIGHT
cushionNOT INCLUDED
materialALUMINUM
seat_typeBEVELED
base_styleB15D/19 - (SBC)
body_styleSTRAIGHT SHAPE
body_width0.810 INCHES NOMINAL IN
bulb_styleT (TUBULAR)
cone_width0.8750 INCHES NOMINAL IN
head_angle15.0 DEGREES NOMINAL
joint_typeBOX LOCK
NSN5340-00-050-4659
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 1280 MFR: BOHLT ⚠ 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 HOLE SIZE: 0.406 INCHES NOMINAL IN
•
MOUNTING PAD: NOT INCLUDED
•
STYLE DESIGNATOR: CURVED ARCH
•
MATERIAL THICKNESS: 0.125 INCHES NOMINAL IN
•
CUSHION: NOT INCLUDED
•
DISTANCE BETWEEN BASE AND INSIDE OF ARCH: 1.906 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
MOUNTING HOLE SIZE0.406 INCHES NOMINAL IN
MOUNTING PADNOT INCLUDED
STYLE DESIGNATORCURVED ARCH
OVERALL LENGTH3.875 INCHES NOMINAL IN
OVERALL WIDTH1.125 INCHES NOMINAL IN
MATERIAL THICKNESS0.125 INCHES NOMINAL IN
CUSHIONNOT INCLUDED
DISTANCE BETWEEN BASE AND INSIDE OF ARCH1.906 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM OR ZINC AND CHROMATE
MATERIALSTEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OR STEEL LOCATION NOT OTHERWISE SPECIFIED
SUBSTITUTES & CROSS-REFERENCES 6
NASM760Reference document
Same NSN cross-reference
Reference document — Secondary reference
A-A-1191Reference document
Same NSN cross-reference
Reference document — Secondary reference
MC125Reference document
Same NSN cross-reference
Reference document — Secondary reference
BLAX1PT504659Reference document
Same NSN cross-reference
Reference document — Secondary reference
MS35140-18Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
FF-S-760Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1280?
1280 is a MODEM,COMMUNICATIONS manufactured by BOHLT. It is classified as a MRO (MRO_GENERAL).
What parts can replace 1280?
There are 6 known substitutes for 1280: NASM760, A-A-1191, MC125 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1280?
1280 is cataloged in the U.S. Government catalog under NSN 5340-00-050-4659. 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.