The Sheet,technical, cataloged under National Stock Number 7610-01-569-4019, is classified within Federal Supply Class 7610 (Books and Pamphlets) of the Books, Maps, and Other Publications group. The manufacturer of record is Optical Systems Technology, Inc Dba Osti Startron. 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. 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 | 7610-01-569-4019 |
| Primary Part Number | 56645 |
| Item Name | Sheet,technical |
| FSC / FSG | 7610 / 76 — Books and Pamphlets |
| Manufacturer | Optical Systems Technology, Inc Dba Osti Startron |
| Status | ACTIVE |
| Document Title | UNIVERSAL NIGHT SIGHT LAMINATED USER GUIDE/INSTRUCTION CARD |
| 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 |
|---|---|
| 56645 PRIMARY | Optical Systems Technology, Inc Dba Osti Startron (USA) |
| LFEMUMS-007 | L.f.e. (FRA) |
NSN 7610-01-569-4019 is a Sheet,technical, manufactured by Optical Systems Technology, Inc Dba Osti Startron, classified under FSC 7610, Books and Pamphlets. Status: active.
NSN 7610-01-569-4019 has 2 manufacturer part numbers on file: 56645 (Optical Systems Technology, Inc Dba Osti Startron), LFEMUMS-007 (L.f.e.).
2 possible matches (shared part number, not a government interchangeability claim): 5340-01-678-1644, 5340-01-698-9376. Verify interchangeability with system specifications before substitution.
Key specifications for 56645: Document Title: UNIVERSAL NIGHT SIGHT LAMINATED USER GUIDE/INSTRUCTION CARD; End Item Identification: USED ON AN/PVS-22 UNIVERSAL NIGHT SIGHT CLIP ON HI RESOLUTION WEAPON SIGHTING SYSTEM FOR MIL-STD-1913 PICATINNY TARGET ACQUISITION RAIL INTERFACE LOCKING LEVER MOUNT SNIPER RIFLES. 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 7610-01-569-4019 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.