NSN 5310-01-084-3523 · NIIN 010843523 · Part number 7689
Unison Industries Llc · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 59501
Government record, cited
NSN 5310-01-084-3523 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-084-3523. Manufacturer of record part number: 7689.
Also searched as5310-01-084-3523 ·
5310010843523 ·
NIIN 010843523 ·
01-084-3523 ·
FSC 5310 Nuts and Washers · CAGE 59501 · 7689
Width Across Flats: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
Thread Series: UNIFIED NATIONAL COARSE (UNC)
Thread Direction: RIGHT-HAND
Nominal Thread Size: 0.138 INCHES IN
Nut Height: 0.115 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
Surface Treatment: CADMIUM OVERALL
Nut Style: SLOTTED, HEXAGON
Identification
NSN: 5310-01-084-3523
NIIN: 010843523
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 7689
Manufacturer: Unison Industries Llc
General Description
The Nut,self-Locking,slotted,hexagon, cataloged under National Stock Number 5310-01-084-3523, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Unison Industries Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-01-084-3523
Primary Part Number
7689
Item Name
Nut,self-Locking,slotted,hexagon
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Unison Industries Llc
Status
ACTIVE
Width Across Flats
0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
Thread Series
UNIFIED NATIONAL COARSE (UNC)
Thread Direction
RIGHT-HAND
Nominal Thread Size
0.138 INCHES IN
Nut Height
0.115 INCHES MINIMUM AND 0.141 INCHES MAXIMUM IN
Surface Treatment
CADMIUM OVERALL
Nut Style
SLOTTED, HEXAGON
Thread Class
2B
Thread Quantity Per Inch
32
Material
STEEL OVERALL
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5340-01-106-4277BACC10K109POSSIBLE MATCH
CLAMP,LOOP
Possible match (shared part number)The Boeing Company Div Defense
4730-01-110-8619POSSIBLE MATCH
PLUG,PIPE
Possible match (shared part number)
4730-01-121-59077689POSSIBLE MATCH
ELBOW
Possible match (shared part number)The Walworth Company
1650-01-137-78987689POSSIBLE MATCH
SEAL,LIP
Possible match (shared part number)Eaton Aerospace, Llc Dba Jackson South
5962-01-186-2099POSSIBLE MATCH
MICROCIRCUIT,DIGITAL
Possible match (shared part number)
5935-01-377-0525POSSIBLE MATCH
CONNECTOR,RECEPTACLE,ELECTRICAL
Possible match (shared part number)
5340-01-578-11847689POSSIBLE MATCH
BOOT,DUST AND MOISTURE SEAL
Possible match (shared part number)Plastic Dip Moldings Inc
NSN 5310-01-084-3523 is a Nut,self-Locking,slotted,hexagon, manufactured by Unison Industries Llc, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-084-3523?
NSN 5310-01-084-3523 has 1 manufacturer part number on file: 7689 (Unison Industries Llc).
What NSN replaces 5310-01-084-3523?
7 possible matches (shared part number, not a government interchangeability claim): 5340-01-106-4277, 4730-01-110-8619, 4730-01-121-5907. Verify interchangeability with system specifications before substitution.
What are the specifications of 7689?
Key specifications for 7689: Width Across Flats: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.138 INCHES IN. 10 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-084-3523 hazardous material?
No hazard code in the DLA record (HMIC N). 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.