PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103987R91Cushion,seat Back,vehicular

Navistar Intl Corp Truck Br Ohio Plant · NSN 2540-00-737-3311 · FSC 2540 · No Item Name Available
Verified by PartsTable
NSN 2540-00-737-3311 — this item is cataloged by the U.S. Government under National Stock Number 2540-00-737-3311. Primary manufacturer part number: 103987R91.
Features
  • Cushion,seat Back,vehicular — FSC 2540
  • Material: STEEL FRAME
  • Material: COTTON COVER
  • Unable to Decode: UNABLE TO DECODE
  • Mounting Attachment: NOT INCLUDED
  • Overall Thickness: 2.625 INCHES NOMINAL IN
  • 17 verified cross-references
  • Primary manufacturer: Navistar Intl Corp Truck Br Ohio Plant
Applications
  • Applications requiring Steel Frame construction
General Description

The Cushion,seat Back,vehicular, cataloged under National Stock Number 2540-00-737-3311, is classified within Federal Supply Class 2540 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Navistar Intl Corp Truck Br Ohio Plant. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 17 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN2540-00-737-3311
Primary Part Number103987R91
Item NameCushion,seat Back,vehicular
FSC / FSG2540 / 25 — No Item Name Available
ManufacturerNavistar Intl Corp Truck Br Ohio Plant
StatusCANCELLED
MaterialSTEEL FRAME
MaterialCOTTON COVER
Unable to DecodeUNABLE TO DECODE
Mounting AttachmentNOT INCLUDED
Overall Thickness2.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5985-00-138-9793MD-025X029 INTERCHANGEABLE
Switch,waveguide
Caes Mission Systems Llc
4720-00-142-1677 INTERCHANGEABLE
Hose Assembly,metallic
6240-00-196-4505 INTERCHANGEABLE
Lamp,incandescent
5975-00-296-02851483 INTERCHANGEABLE
Stuffing Tube
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
5330-00-311-8202 INTERCHANGEABLE
Gasket
3130-00-489-4987GA-UC-S12-HA INTERCHANGEABLE
Bearing Unit,plain
Randall Bearing Inc
1610-00-497-7885 INTERCHANGEABLE
Cone,propeller,airc
5110-00-509-806289-1483 INTERCHANGEABLE
Die,fastener Setting
Morito Scovill Americas, Llc Dba Scovill Manufacturing
2805-00-646-8981120-0400 INTERCHANGEABLE
Strainer,oil Pump
Cummins Power Generation Inc.
5930-00-708-1967010-1483 INTERCHANGEABLE
Switch,control Pane
Ranco Inc Ranco Controls Div
Cross-Reference Index
Part NumberManufacturer
148-3-4 Karpen S and Bros (USA)
103987R91 PRIMARY Navistar Intl Corp Truck Br Ohio Plant (USA)
776R6 Diamond Reo Truck Co (USA)
67150 Ionia Mfg Co (USA)
148-3 Karpen S and Bros (USA)
7373311 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
103987R93 PRIMARY Navistar Intl Corp Truck Br Ohio Plant (USA)
955688 Lukarelli Simo (GRC)
778R6 Diamond Reo Truck Co (USA)
955688 Sasco Inc Canadian Div
8333083 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
5340001345093 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
2540007373311 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
7061291 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
67143 Ionia Mfg Co (USA)
103987R91 Navistar International Corporation Dba Navistar (USA)
7373311 Calhoun Mfg Co (USA)
Related Parts
5985-00-138-9793INTERCHANGEABLE
SWITCH,WAVEGUIDE
MD-025X029
4720-00-142-1677INTERCHANGEABLE
HOSE ASSEMBLY,METALLIC
6240-00-196-4505INTERCHANGEABLE
LAMP,INCANDESCENT
5975-00-296-0285INTERCHANGEABLE
STUFFING TUBE
1483
5330-00-311-8202INTERCHANGEABLE
GASKET
3130-00-489-4987INTERCHANGEABLE
BEARING UNIT,PLAIN
GA-UC-S12-HA
1610-00-497-7885INTERCHANGEABLE
CONE,PROPELLER,AIRC
5110-00-509-8062INTERCHANGEABLE
DIE,FASTENER SETTING
89-1483
2805-00-646-8981INTERCHANGEABLE
STRAINER,OIL PUMP
120-0400
5930-00-708-1967INTERCHANGEABLE
SWITCH,CONTROL PANE
010-1483
5930-00-801-8009INTERCHANGEABLE
SWITCH,THERMOSTATIC
1483-4
5910-00-823-1045INTERCHANGEABLE
CAPACITOR,VARIABLE,AIR DIELECTRI
148-3-4

Frequently Asked Questions

What is NSN 2540-00-737-3311?

NSN 2540-00-737-3311 is a Cushion,seat Back,vehicular, manufactured by Navistar Intl Corp Truck Br Ohio Plant, classified under FSC 2540 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2540-00-737-3311?

NSN 2540-00-737-3311 has 17 cross-referenced part numbers: 148-3-4 (Karpen S and Bros), 103987R91 (Navistar Intl Corp Truck Br Ohio Plant), 776R6 (Diamond Reo Truck Co), 67150 (Ionia Mfg Co), 148-3 (Karpen S and Bros) and 12 more.

What NSN replaces 2540-00-737-3311?

There are 12 known substitutes for 2540-00-737-3311: 5985-00-138-9793, 4720-00-142-1677, 6240-00-196-4505 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 103987R91?

Key specifications for 103987R91: Overall Width: 32.375 INCHES MINIMUM AND 32.875 INCHES MAXIMUM IN; Material: STEEL FRAME; Material: COTTON COVER; Unable to Decode: UNABLE TO DECODE. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2540-00-737-3311 still in active supply?

NSN 2540-00-737-3311 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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