NSN 5340-01-157-9751 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-157-9751. Manufacturer of record part number: S-B2.
Manufacturer of record: Continental Instruments Llc
Identification
NSN: 5340-01-157-9751
NIIN: 011579751
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: S-B2
Manufacturer: Continental Instruments Llc
General Description
The Lock,rim, cataloged under National Stock Number 5340-01-157-9751, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Continental Instruments Llc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
5340-01-157-9751
Primary Part Number
S-B2
Item Name
Lock,rim
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Continental Instruments Llc
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code
X
Unit of Issue
EA
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5355-01-171-0671SB-2POSSIBLE MATCH
KNOB
Possible match (shared part number)Reid Supply Company
3120-01-269-63808421BPOSSIBLE MATCH
BUSHING,SLEEVE
Possible match (shared part number)Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
5970-01-478-7812SB2POSSIBLE MATCH
INSULATION SLEEVING,ELECTRICAL,S
Possible match (shared part number)Pei/genesis, Inc. Dba Pei Genesis Inc
6640-01-537-1674SB+2POSSIBLE MATCH
BATH,CONSTANT TEMPERATURE
Possible match (shared part number)Tannas Co Inc Dba Tannas Co Inc
NSN 5340-01-157-9751 is a Lock,rim, manufactured by Continental Instruments Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-01-157-9751?
NSN 5340-01-157-9751 has 2 manufacturer part numbers on file: S-B2 (Continental Instruments Llc), 8421B (Moniteq, Inc.).
What NSN replaces 5340-01-157-9751?
4 possible matches (shared part number, not a government interchangeability claim): 5355-01-171-0671, 3120-01-269-6380, 5970-01-478-7812. Verify interchangeability with system specifications before substitution.
What are the specifications of S-B2?
Key specifications for S-B2: Special Features: PROGRAMMABLE WITH BATTERY BACK UP. 0 specifications are documented in the U.S. Government catalog.
Is NSN 5340-01-157-9751 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.