The Nut,plain,square, cataloged under National Stock Number 5310-00-149-8528, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-149-8528 |
| Primary Part Number | 701591 |
| Item Name | Nut,plain,square |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Width Across Flats | 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 32 |
| Bearing Surface Type | FLAT |
| Nominal Thread Size | 0.190 INCHES IN |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Surface Treatment Document and Classification | AMS 2411 ASSN STD ALL TREATMENT RESPONSES OVERALL |
| Nut Style | SQUARE |
| Thread Class | 3B |
| Nut Height | 0.180 INCHES MINIMUM AND 0.200 INCHES MAXIMUM IN |
| Precious Material and Location | OVERALL SURFACES SILVER |
| Material Document and Classification | AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Treatment | SILVER OVERALL |
| Precious Material | SILVER |
| Material | IRON ALLOY 660 OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5310-00-149-8528 is a Nut,plain,square, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-149-8528 has 2 cross-referenced part numbers: 701591 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 701591 (Comet Mfg Co Inc).
There are 4 known substitutes for 5310-00-149-8528: 5998-00-858-1209, 1265-01-122-5309, 4130-01-251-6858 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 701591: Thread Direction: RIGHT-HAND; Width Across Flats: 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN; Thread Quantity Per Inch: 32; Bearing Surface Type: FLAT. 15 total characteristics are documented in the Federal Logistics Information System.