The Hinge,butt, cataloged under National Stock Number 5340-00-971-7777, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Stanley Tools Div of Stanley Works. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-971-7777 |
| Primary Part Number | F191US3 4 1/2X4 1/2 |
| Item Name | Hinge,butt |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Stanley Tools Div of Stanley Works |
| Status | ACTIVE |
| Mounting Hole Quantity | 8 |
| Reversible Feature | INCLUDED |
| Surface Treatment Document and Classification | UNABLE TO DECODE |
| Body Width | 4.500 INCHES NOMINAL IN |
| Pin Tip Style | FLAT BUTTON |
| Style Designator | BUTT |
| Mounting Hole Diameter | 0.281 INCHES NOMINAL IN |
| Pin Center to Body Edge Distance | 2.250 INCHES NOMINAL IN |
| Hinge Mounting Type | FULL MORTISE |
| Material Thickness | 0.134 INCHES NOMINAL IN |
| Pin Removability | REMOVABLE |
| Knuckle Quantity | 5 |
| Surface Treatment | UNABLE TO DECODE |
| Material | UNABLE TO DECODE |
| Rising Pin | NOT INCLUDED |
| Knuckle Type | FRICTION |
| Performance Type | MEDIUM DUTY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| F191US3 4 1/2X4 1/2 PRIMARY | Stanley Tools Div of Stanley Works (USA) |
| Reference | Meaning |
|---|---|
| F-191-4 1/2X4 1/2-US10 | 5/9 Secondary reference Stanley Tools Div of Stanley Works |
| BHMA-A156.1 | 3/1 Design control — primary reference Builders Hardware Mfrs Assn Inc |
| 191 | 5/9 Secondary reference Stanley Tools Div of Stanley Works |
| ANAI A 156.1-1981 TYPE A2133 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-00-971-7777 is a Hinge,butt, manufactured by Stanley Tools Div of Stanley Works, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-971-7777 has 1 manufacturer part number on file: F191US3 4 1/2X4 1/2 (Stanley Tools Div of Stanley Works).
Key specifications for F191US3 4 1/2X4 1/2: Mounting Hole Quantity: 8; Reversible Feature: INCLUDED; Surface Treatment Document and Classification: UNABLE TO DECODE; Body Width: 4.500 INCHES NOMINAL IN. 17 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.