The Valve,anti-Skid,control Envelope, cataloged under National Stock Number 1630-00-756-4784, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 1630-00-756-4784 |
| Item Name | Valve,anti-Skid,control Envelope |
| FSC / FSG | 1630 / 16 — Aircraft Wheel and Brake Systems |
| Status | ACTIVE |
| General Characteristics Item Description | 4.270 IN. LG,4.070 IN. W,SIX PORT,ONE LEFT-HAND PRESSURE,ONE RIGHT-HAND BRAKE,ONE RETURN,ONE RIGHT-HAND PRESSURE,ONE LEFT-HAND BRAKE,ONE SYSTEM PRESS,ALL PORTS PER AND10050-4 AND AND10050-6 IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 39-113 | 3/2 Design control — primary reference U.S. Government activity |
| 39-113 | 5/9 Secondary reference Gulton Industries Inc Luminator Div |
| 53-41004-13 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
NSN 1630-00-756-4784 is a Valve,anti-Skid,control Envelope, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
3 possible matches (shared part number, not a government interchangeability claim): 5998-01-067-3724, 8415-01-447-0981, 5120-01-580-7878. Verify interchangeability with system specifications before substitution.
Key specifications for 1630-00-756-4784: General Characteristics Item Description: 4.270 IN. LG,4.070 IN. W,SIX PORT,ONE LEFT-HAND PRESSURE,ONE RIGHT-HAND BRAKE,ONE RETURN,ONE RIGHT-HAND PRESSURE,ONE LEFT-HAND BRAKE,ONE SYSTEM PRESS,ALL PORTS PER AND10050-4 AND AND10050-6 IN. 1 specification is 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.
NSN 1630-00-756-4784 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.