The Bolt and Seal Assembly,special P, cataloged under National Stock Number 2805-00-987-7399, is classified within Federal Supply Class 2805 (Gasoline Reciprocating Engines, Except Aircraft; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2805-00-987-7399 |
| Primary Part Number | 3814350 |
| Item Name | Bolt and Seal Assembly,special P |
| FSC / FSG | 2805 / 28 — Gasoline Reciprocating Engines, Except Aircraft; and Components |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; AISI C1010,C1018,OR C1020; HEX HEAD; 0.500 IN. ACROSS FLATS; 0.280 IN. HEAD THK; 5/16-18 UNC THD; 0.358 IN. THD LG; HEAD IS UNDERCUT TO ACCOMMODATE NEOPRENE WASHER 0.530 IN OD,BY 0.060 IN. THK; BOTTOM OF HEX HEAD HAS 0.687 IN. OD FLANGE TO ACCOMMODATE WASHER UNDERCUT IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 149976 | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA) |
| 3814350 PRIMARY | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 149976 | 5/9 Secondary reference Hyster-Yale Group, Inc. |
| 2805009877399 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 3814350 | 5/9 Secondary reference General Motors Corp Chevrolet Motor Div Special Products Dept |
| 3814350 | 5/9 Secondary reference General Motors Corp |
NSN 2805-00-987-7399 is a Bolt and Seal Assembly,special P, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 2805, Gasoline Reciprocating Engines, Except Aircraft; and Components. Status: active.
NSN 2805-00-987-7399 has 2 manufacturer part numbers on file: 149976 (Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling), 3814350 (General Motors Llc Dba General Motors Llc).
Key specifications for 3814350: General Characteristics Item Description: STEEL; AISI C1010,C1018,OR C1020; HEX HEAD; 0.500 IN. ACROSS FLATS; 0.280 IN. HEAD THK; 5/16-18 UNC THD; 0.358 IN. THD LG; HEAD IS UNDERCUT TO ACCOMMODATE NEOPRENE WASHER 0.530 IN OD,BY 0.060 IN. THK; BOTTOM OF HEX HEAD HAS 0.687 IN. OD FLANGE TO ACCOMMODATE WASHER UNDERCUT IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.