The Pad,keel Stop, cataloged under National Stock Number 3950-01-021-9918, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3950-01-021-9918 |
| Item Name | Pad,keel Stop |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Status | ACTIVE |
| General Characteristics Item Description | RUBBER,SYNTHETIC,25.000 IN. LG,7.500 IN. W,18 BOLT HOLES 0.438 IN. DIA,BOLT HOLES SPACED 3.375 IN. CTR TO CTR ALONG W,BOLT HOLES SPACED 2.875 IN. CTR TO CTR ALONG LG,NATURAL COLOR,MOLDED TO MATING PIECE 18S2,STEEL,QQ-S-766,CL 316COND A,FINISH 1,0.094 IN. THK,ALL INTERNAL SURFACES COATED WITH THIN COAT OF ANTIFOULANT PAINT,FARBOIL 207.2 IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 49M68-33PC18 | 3/2 Design control — primary reference U.S. Government activity |
| 49M68-33PC18-18S1-18S2 | 5/9 Secondary reference U.S. Government activity |
| 401-4594439 | 5/1 Secondary reference U.S. Government activity |
| 49M68-33PC18-18 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 3950-01-021-9918 is a Pad,keel Stop, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
2 possible matches (shared part number, not a government interchangeability claim): 5340-01-022-0927, 5340-01-022-0930. Verify interchangeability with system specifications before substitution.
Key specifications for 3950-01-021-9918: General Characteristics Item Description: RUBBER,SYNTHETIC,25.000 IN. LG,7.500 IN. W,18 BOLT HOLES 0.438 IN. DIA,BOLT HOLES SPACED 3.375 IN. CTR TO CTR ALONG W,BOLT HOLES SPACED 2.875 IN. CTR TO CTR ALONG LG,NATURAL COLOR,MOLDED TO MATING PIECE 18S2,STEEL,QQ-S-766,CL 316COND A,FINISH 1,0.094 IN. THK,ALL INTERNAL SURFACES COATED WITH THIN COAT OF ANTIFOULANT PAINT,FARBOIL 207.2 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.