The Book Ends, cataloged under National Stock Number 7520-00-139-6158, is classified within Federal Supply Class 7520 (No Item Name Available) of the Office Supplies and Devices group. The primary manufacturer of record is National Industries for the Blind. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 7520-00-139-6158 |
| Primary Part Number | 7520-00-139-6158 |
| Item Name | Book Ends |
| FSC / FSG | 7520 / 75 — No Item Name Available |
| Manufacturer | National Industries for the Blind |
| Status | ACTIVE |
| Material | STEEL |
| Surface Treatment | ENAMEL |
| Base Protective Covering | NOT INCLUDED |
| Base Overall Length | 6.000 INCHES NOMINAL IN |
| Color | BEIGE, FED STD 595, 22563 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AA-B-551 TY1 | General Services Administration Federal Supply Service (USA) |
| 7520-00-139-6158 PRIMARY | National Industries for the Blind (USA) |
| 99966 | Mono Machines Llc Dba Supply Chimp Div Mono Machines Llc Dba Supply Chimp (USA) |
| AA-B-551 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| N765350 | Noble Supply & Logistics, Llc (USA) |
NSN 7520-00-139-6158 is a Book Ends, manufactured by National Industries for the Blind, classified under FSC 7520 (No Item Name Available). Status: active.
NSN 7520-00-139-6158 has 5 cross-referenced part numbers: AA-B-551 TY1 (General Services Administration Federal Supply Service), 7520-00-139-6158 (National Industries for the Blind), 99966 (Mono Machines Llc Dba Supply Chimp Div Mono Machines Llc Dba Supply Chimp), AA-B-551 (Federal Specifications Promulgated by General Services Administration Washington DC), N765350 (Noble Supply & Logistics, Llc).
There are 2 known substitutes for 7520-00-139-6158: 7520-00-264-5479, 6635-01-642-3152. Verify interchangeability with system specifications before substitution.
Key specifications for 7520-00-139-6158: Overall Width: 4.750 INCHES NOMINAL IN; Material: STEEL; Surface Treatment: ENAMEL; Base Protective Covering: NOT INCLUDED. 7 total characteristics are documented in the Federal Logistics Information System.