The Retainer,helical Compression Spr, cataloged under National Stock Number 5340-01-116-8183, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road). 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-116-8183 |
| Primary Part Number | 3168778-1 |
| Item Name | Retainer,helical Compression Spr |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| Status | ACTIVE |
| Flange Diameter | 2.080 INCHES MINIMUM AND 2.100 INCHES MAXIMUM IN |
| Flange Thickness | 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN |
| Body Outside Diameter | 1.990 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN |
| Style Designator | IRREGULAR |
| Material Document and Classification | QQ-S-763, CLASS 302 FED SPEC 1ST MATERIAL RESPONSE AND QQ-S-763, CLASS 321 FED SPEC 2ND MATERIAL RESPONSE AND QQ-S-763, CLASS 347 FED SPEC 3RD MATERIAL RESPONSE OR QQ-S-763 CL 304 OR 304L OR 305 OR 309 OR 310 OR 316 OR 316L OR 317 FED SPEC 4TH MATERIAL RESPONSE |
| Body Inside Diameter | 1.780 INCHES MINIMUM AND 1.800 INCHES MAXIMUM IN |
| Casehardening Indicator | NOT CASEHARDENED |
| Lip Thickness | 0.035 INCHES MINIMUM AND 0.055 INCHES MAXIMUM IN |
| Material | STEEL COMP 302 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 304 OR STEEL COMP 304L OR STEEL COMP 305 OR STEEL COMP 309 OR STEEL COMP 310 OR STEEL COMP 316 OR STEEL COMP 316L OR STEEL COMP 317 |
| End Hole Diameter | 1.260 INCHES MINIMUM AND 1.270 INCHES MAXIMUM 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 |
|---|---|
| 3168778-1 PRIMARY | Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) (USA) |
| Reference | Meaning |
|---|---|
| 3168778-1 | 5/9 Secondary reference U.S. Government activity |
NSN 5340-01-116-8183 is a Retainer,helical Compression Spr, manufactured by Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road), classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-116-8183 has 1 manufacturer part number on file: 3168778-1 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)).
Key specifications for 3168778-1: Flange Diameter: 2.080 INCHES MINIMUM AND 2.100 INCHES MAXIMUM IN; Overall Height: 1.140 INCHES MINIMUM AND 1.150 INCHES MAXIMUM IN; Flange Thickness: 0.035 INCHES MINIMUM AND 0.045 INCHES MAXIMUM IN; Body Outside Diameter: 1.990 INCHES MINIMUM AND 2.000 INCHES MAXIMUM IN. 10 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.