The Spring Counterbalance, cataloged under National Stock Number 6740-00-499-0155, is classified within Federal Supply Class 6740 (No Item Name Available) of the Photographic Equipment group. The primary manufacturer of record is Pullman Mfg. Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6740-00-499-0155 |
| Primary Part Number | 12A |
| Item Name | Spring Counterbalance |
| FSC / FSG | 6740 / 67 — No Item Name Available |
| Manufacturer | Pullman Mfg. Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | SIDE TYPE,MTG FLANGE W/TWO MTG HOLES 6.000 IN. O/A H BY 1.000 IN. W,SPRING @CASE 3.438 IN. H BY 3.438 IN. DP AND OF PRESSED STEEL,46.000 IN. LG STEEL RUST-RESISTANT TAPE WOUNDON A REVOLVING DRUM,INSIDE THE DRUM A STEEL CLOCK SPRING PROVIDES UNIFORM TENSION IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 235-406 | Berkey Marketing Companies Div of Berkey Inc |
| 12A PRIMARY | Pullman Mfg. Corporation (USA) |
| 9-190-0121 | Berkey Marketing Companies Div of Berkey Inc |
NSN 6740-00-499-0155 is a Spring Counterbalance, manufactured by Pullman Mfg. Corporation, classified under FSC 6740 (No Item Name Available). Status: active.
NSN 6740-00-499-0155 has 3 cross-referenced part numbers: 235-406 (Berkey Marketing Companies Div of Berkey Inc), 12A (Pullman Mfg. Corporation), 9-190-0121 (Berkey Marketing Companies Div of Berkey Inc).
There are 12 known substitutes for 6740-00-499-0155: 5120-00-277-1241, 5935-00-283-2897, 5330-00-297-5089 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 12A: General Characteristics Item Description: SIDE TYPE,MTG FLANGE W/TWO MTG HOLES 6.000 IN. O/A H BY 1.000 IN. W,SPRING @CASE 3.438 IN. H BY 3.438 IN. DP AND OF PRESSED STEEL,46.000 IN. LG STEEL RUST-RESISTANT TAPE WOUNDON A REVOLVING DRUM,INSIDE THE DRUM A STEEL CLOCK SPRING PROVIDES UNIFORM TENSION IN. 1 total characteristics are documented in the Federal Logistics Information System.