The Buckle, cataloged under National Stock Number 5340-00-157-7987, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-157-7987 |
| Primary Part Number | MILB543TY2STYLE3CLASS3SIZE5-8 |
| Item Name | Buckle |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Enameled Feature | INCLUDED |
| Specification/standard Data | 81349-MIL-543 GOVERNMENT SPECIFICATION |
| Material Document and Classification | QQ-S-698 TEMP 4 OR 5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Color | BLACK |
| Insignia | NOT INCLUDED |
| Material | STEEL OVERALL |
| Nondefinitive Spec/std Data | 2 TYPE AND 3 STYLE AND 3 CLASS AND 0.625 SIZE |
| Buckle Style Designator | DOUBLE BAR-TONGUELESS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| MILB543TY2STYLE3CLASS3SIZE5-8 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MIL-B-543 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5340-00-157-7987 is a Buckle, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5340 (No Item Name Available). Status: active.
NSN 5340-00-157-7987 has 2 cross-referenced part numbers: MILB543TY2STYLE3CLASS3SIZE5-8 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-B-543 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 12 known substitutes for 5340-00-157-7987: 5340-00-290-0837, 5340-00-290-0847, 5340-00-290-0939 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MILB543TY2STYLE3CLASS3SIZE5-8: Enameled Feature: INCLUDED; Specification/standard Data: 81349-MIL-543 GOVERNMENT SPECIFICATION; Material Document and Classification: QQ-S-698 TEMP 4 OR 5 FED SPEC SINGLE MATERIAL RESPONSE OVERALL; Color: BLACK. 8 total characteristics are documented in the Federal Logistics Information System.