The Crank,hand, cataloged under National Stock Number 5340-01-227-8972, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 17 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-227-8972 |
| Primary Part Number | T33772-4 |
| Item Name | Crank,hand |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Mounting Facility Diameter | 0.750 INCHES NOMINAL IN |
| Handle Rotating Feature | NOT INCLUDED |
| Ratchet | NOT INCLUDED |
| Drive End Style | EXTERNAL |
| Drive Facility Style | COUNTERBORED WITH ROUND KEYWAY |
| Counterbore Depth | 0.500 INCHES NOMINAL IN |
| Crank Overall Length | 11.500 INCHES NOMINAL IN |
| Counterbore Diameter | 1.500 INCHES NOMINAL IN |
| Crank Throw Length | 6.395 INCHES NOMINAL IN |
| Inside Diameter | 1.035 INCHES MINIMUM AND 1.045 INCHES MAXIMUM IN |
| Keyway Length | 0.500 INCHES NOMINAL IN |
| Mounting Facility | UNTHREADED MOUNTING HOLES |
| Keyway Width | 0.390 INCHES NOMINAL IN |
| Arm Style | STRAIGHT |
| Drive End Outside Diameter | 0.390 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Length From End to Arm Center | 5.750 INCHES NOMINAL IN |
| 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 | EA |
| Part Number | Manufacturer |
|---|---|
| T33772-4 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| Reference | Meaning |
|---|---|
| T33772-4 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 5340-01-227-8972 is a Crank,hand, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-227-8972 has 1 manufacturer part number on file: T33772-4 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for T33772-4: Mounting Facility Diameter: 0.750 INCHES NOMINAL IN; Handle Rotating Feature: NOT INCLUDED; Ratchet: NOT INCLUDED; Drive End Style: EXTERNAL. 17 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.