NSN 5310-01-232-6258 · NIIN 012326258 · Part number PWA57042-4
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 77445
Government record, cited
NSN 5310-01-232-6258 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-232-6258. Manufacturer of record part number: PWA57042-4.
Also searched as5310-01-232-6258 ·
5310012326258 ·
NIIN 012326258 ·
01-232-6258 ·
FSC 5310 Nuts and Washers · CAGE 77445 · PWA57042-4
Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
Nominal Thread Size: 1.250 INCHES IN
Nut Diameter: 3.000 INCHES NOMINAL IN
Nut Thickness: 1.500 INCHES NOMINAL IN
Nut Style: KNURLED
Thread Quantity Per Inch: 12
Identification
NSN: 5310-01-232-6258
NIIN: 012326258
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: PWA57042-4
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Nut,plain,knurled, cataloged under National Stock Number 5310-01-232-6258, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 8 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. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-01-232-6258
Primary Part Number
PWA57042-4
Item Name
Nut,plain,knurled
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Status
ACTIVE
Width Across Flats
2.000 INCHES NOMINAL IN
Hardness Rating
40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
No interchangeability data on file.
Other items in FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040
5310-00-000-0040 · Item name not on file
5310-00-000-0077
NUT,PLAIN,ROUND
5310-00-000-0079
WASHER,FLAT
5310-00-000-0079
WASHER,FLAT
5310-00-000-1146
5310-00-000-1146 · Item name not on file
5310-00-000-3815
5310-00-000-3815 · Item name not on file
5310-00-000-4532
5310-00-000-4532 · Item name not on file
5310-00-000-4540
5310-00-000-4540 · Item name not on file
Frequently Asked Questions
What is NSN 5310-01-232-6258?
NSN 5310-01-232-6258 is a Nut,plain,knurled, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-01-232-6258?
NSN 5310-01-232-6258 has 1 manufacturer part number on file: PWA57042-4 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of PWA57042-4?
Key specifications for PWA57042-4: Width Across Flats: 2.000 INCHES NOMINAL IN; Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM; Nominal Thread Size: 1.250 INCHES IN; Nut Diameter: 3.000 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.
Is NSN 5310-01-232-6258 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.