The Gasket Cement, cataloged under National Stock Number 8040-01-437-6864, is classified within Federal Supply Class 8040 (Adhesives) of the Brushes, Paints, Sealers, and Adhesives group. The manufacturer of record is Loctite Corp. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 8040-01-437-6864 |
| Primary Part Number | 38657 |
| Item Name | Gasket Cement |
| FSC / FSG | 8040 / 80 — Adhesives |
| Manufacturer | Loctite Corp |
| Status | ACTIVE |
| Supplementary Features | 50 MILLILITER TUBE |
| Color | BLUE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1U-8846 | Westrac Equipment Pty Ltd (AUS) |
| 1U-8846 | William Adams Pty Ltd (AUS) |
| 555354 | Loctite Corp (USA) |
| 38657 PRIMARY | Loctite Corp (USA) |
| 1U-8846 | Hastings Deering (aust) Pty Ltd (AUS) |
| 1U-8846 | Finning (uk) Ltd (GBR) |
| Reference | Meaning |
|---|---|
| LOCTITE HIGH FLEX GASKET MAKER | 5/1 Secondary reference Loctite Corp |
| 1U8846 | 5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense |
NSN 8040-01-437-6864 is a Gasket Cement, manufactured by Loctite Corp, classified under FSC 8040, Adhesives. Status: active.
NSN 8040-01-437-6864 has 6 manufacturer part numbers on file: 1U-8846 (Westrac Equipment Pty Ltd), 1U-8846 (William Adams Pty Ltd), 555354 (Loctite Corp), 38657 (Loctite Corp), 1U-8846 (Hastings Deering (aust) Pty Ltd) and 1 more.
1 possible match (shared part number, not a government interchangeability claim): 8030-01-438-1861. Verify interchangeability with system specifications before substitution.
Key specifications for 38657: Supplementary Features: 50 MILLILITER TUBE; Color: BLUE; Special Features: FLEXIBLE; FOR MAKING GASKETS, SEALING AND LOCKING TAPERED PIPE PLUGS, NIPPLES AND FITTINGS, FILLING TRACK PIN SCRATCHES; FOR SERVICE TEMPERATURES UP TO 350 DEG F; FAST CURING; FILLS GAPS UP TO 0.020 IN. IN; End Item Identification: MRAP - COUGAR CAT1 A1; HIGH-MOBILITY ARTILLERY ROCKET SYSTEM (HIMARS). 2 specifications are documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). 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.