NSN 5340-00-050-3081 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-050-3081. Manufacturer of record part number: BHMA-A156.1 A8173 3IN.
Surface Treatment Document and Classification: UNABLE TO DECODE
Body Width: 3.000 INCHES NOMINAL IN
Style Designator: BUTT
Mounting Hole Diameter: 0.169 INCHES NOMINAL IN
Pin Center to Body Edge Distance: 1.500 INCHES NOMINAL IN
Identification
NSN: 5340-00-050-3081
NIIN: 000503081
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: BHMA-A156.1 A8173 3IN
Manufacturer: Builders Hardware Mfrs Assn Inc
General Description
The Hinge,butt, cataloged under National Stock Number 5340-00-050-3081, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Builders Hardware Mfrs Assn Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 12 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: PR.
Technical Specifications
Parameter
Value
NSN
5340-00-050-3081
Primary Part Number
BHMA-A156.1 A8173 3IN
Item Name
Hinge,butt
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Builders Hardware Mfrs Assn Inc
Status
ACTIVE
Mounting Hole Quantity
6
Reversible Feature
NOT INCLUDED
Surface Treatment Document and Classification
UNABLE TO DECODE
Body Width
3.000 INCHES NOMINAL IN
Style Designator
BUTT
Mounting Hole Diameter
0.169 INCHES NOMINAL IN
Pin Center to Body Edge Distance
1.500 INCHES NOMINAL IN
Hinge Mounting Type
FULL SURFACE
Material Thickness
0.092 INCHES NOMINAL IN
Pin Removability
NONREMOVABLE
Knuckle Quantity
5
Surface Treatment
UNABLE TO DECODE
Material
UNABLE TO DECODE
Knuckle Type
BALL BEARING
Lifecycle & Compliance
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
PR
⇄Related Items12
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5340-00-209-7485BHMA-A156.1 A8112 2INPOSSIBLE MATCH
HINGE,BUTT
Possible match (shared part number)Builders Hardware Mfrs Assn Inc
5340-00-223-4174POSSIBLE MATCH
HINGE,BUTT
Possible match (shared part number)
5340-00-223-4175POSSIBLE MATCH
HINGE,BUTT
Possible match (shared part number)
5340-00-223-4179POSSIBLE MATCH
HINGE,BUTT
Possible match (shared part number)
5340-00-224-7948BHMA-A156.1 A8133 3-1/2INPOSSIBLE MATCH
HINGE,BUTT
Possible match (shared part number)Builders Hardware Mfrs Assn Inc
5340-00-229-4224POSSIBLE MATCH
HINGE,BUTT
Possible match (shared part number)
5340-00-229-4359BHMA-A156.1 A2133 3-1/2INPOSSIBLE MATCH
HINGE,BUTT
Possible match (shared part number)Builders Hardware Mfrs Assn Inc
5340-00-229-4361BHMA-A156.1 A2112 4-1/2INPOSSIBLE MATCH
HINGE,BUTT
Possible match (shared part number)Builders Hardware Mfrs Assn Inc
5340-00-243-6191BHMA-A156.1 A8133 6X6 INPOSSIBLE MATCH
HINGE,BUTT
Possible match (shared part number)Builders Hardware Mfrs Assn Inc
NSN 5340-00-050-3081 is a Hinge,butt, manufactured by Builders Hardware Mfrs Assn Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-00-050-3081?
NSN 5340-00-050-3081 has 1 manufacturer part number on file: BHMA-A156.1 A8173 3IN (Builders Hardware Mfrs Assn Inc).
What NSN replaces 5340-00-050-3081?
12 possible matches (shared part number, not a government interchangeability claim): 5340-00-209-7485, 5340-00-223-4174, 5340-00-223-4175. Verify interchangeability with system specifications before substitution.
What are the specifications of BHMA-A156.1 A8173 3IN?
Key specifications for BHMA-A156.1 A8173 3IN: Mounting Hole Quantity: 6; Reversible Feature: NOT INCLUDED; Surface Treatment Document and Classification: UNABLE TO DECODE; Body Width: 3.000 INCHES NOMINAL IN. 14 specifications are documented in the U.S. Government catalog.
Is NSN 5340-00-050-3081 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.