The Nut Assembly,self-Locking,gang C, cataloged under National Stock Number 5310-00-971-7227, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-971-7227 |
| Primary Part Number | 490576 |
| Item Name | Nut Assembly,self-Locking,gang C |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Countersink Angle | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM NUT |
| Precious Material | SILVER |
| Surface Treatment | SILVER NUT |
| Surface Treatment Document and Classification | AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE NUT |
| Nut Style | GANG CHANNEL, SELF LOCKING |
| Thread Class | 3BG |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Thread Quantity Per Inch | 28 |
| Channel Height | 0.147 INCHES NOMINAL IN |
| Nut Quantity | 16 |
| Nominal Thread Size | 0.250 INCHES IN |
| Assembly Overall Height | 0.436 INCHES NOMINAL IN |
| Channel Style | RADIUS TYPE |
| Thread Direction | RIGHT-HAND |
| Radius | 5.700 INCHES NOMINAL IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 490576 | Howmet Global Fastening Systems Inc (USA) |
| 490576 | Turbo Power & Marine System Inc Sub of United Technologies Corp (USA) |
| 490576 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 490576 | Harvard Industries Inc (USA) |
| 490576 | Magellan Aerospace, Mississauga (CAN) |
NSN 5310-00-971-7227 is a Nut Assembly,self-Locking,gang C, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-971-7227 has 5 cross-referenced part numbers: 490576 (Howmet Global Fastening Systems Inc), 490576 (Turbo Power & Marine System Inc Sub of United Technologies Corp), 490576 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 490576 (Harvard Industries Inc), 490576 (Magellan Aerospace, Mississauga).
There is 1 known substitute for 5310-00-971-7227: 5920-00-897-4857. Verify interchangeability with system specifications before substitution.
Key specifications for 490576: Countersink Angle: 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM NUT; Precious Material: SILVER; Surface Treatment: SILVER NUT; Surface Treatment Document and Classification: AMS 2410 ASSN STD SINGLE TREATMENT RESPONSE NUT. 17 total characteristics are documented in the Federal Logistics Information System.