The Cover Assembly,rear, cataloged under National Stock Number 6610-00-613-7697, is classified within Federal Supply Class 6610 (Flight Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. Government technical data includes 1 specification, 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. 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 | 6610-00-613-7697 |
| Primary Part Number | 26537 |
| Item Name | Cover Assembly,rear |
| FSC / FSG | 6610 / 66 — Flight Instruments |
| Manufacturer | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems |
| Status | ACTIVE |
| General Characteristics Item Description | REAR COVER PART NO. 26529,1 EA; PLUG PART NO. 12120-5,1 EA; TUBE PART NO. 21677-1,1 EA; FASTENER PART NO. 21698,3 EA |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 26537 PRIMARY | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA) |
NSN 6610-00-613-7697 is a Cover Assembly,rear, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 6610, Flight Instruments. Status: active.
NSN 6610-00-613-7697 has 1 manufacturer part number on file: 26537 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems).
2 possible matches (shared part number, not a government interchangeability claim): 2835-00-962-2674, 6515-01-672-6230. Verify interchangeability with system specifications before substitution.
Key specifications for 26537: General Characteristics Item Description: REAR COVER PART NO. 26529,1 EA; PLUG PART NO. 12120-5,1 EA; TUBE PART NO. 21677-1,1 EA; FASTENER PART NO. 21698,3 EA. 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.
NSN 6610-00-613-7697 has DEMIL Code B. 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.